Read the text below. For questions (38–42) choose the correct answer (A, B, C or D).

Scientific Progress

Despite warnings that it might set off a catastrophic chain reaction that could (38) ______ the Earth, scientists have (39) ______ created a miniature version of the Big Bang, without any observable ill effects. They were able (40) ______ a temperature of (41) ______ ten trillion degrees — a million times hotter than the centre of the sun — by (42) ______ together lead ions at incredible speeds in the Large Hadron Collider, a 27 km underground tunnel at the CERN (European Organization for Nuclear Research) facility near Geneva.

Despite warnings that it might set off a catastrophic chain reaction that could (38) ______ the Earth, ...

Read the text below. For questions choose the correct answer (A, B, C or D).

The Beak of the Toucan

Why does the toucan ______ ______ such an enormous beak? The answer, we learned in August, may be that it uses it ______ ______ body temperature. Infrared measurement ______ ______ just before sleep shows that the bird’s long beak — which can grow to ______ ______ of its body size — gets hotter, ______ ______ the bird uses it in the presleep cooling process. At other times, as the external heat rises, so too does the heat of the toucan’s beak, while its core body heat stays the same.

... ______ ______ the bird uses it in the presleep cooling process...

Read the text below. For questions choose the correct answer (A, B, C or D).

The Beak of the Toucan

Why does the toucan ______ ______ such an enormous beak? The answer, we learned in August, may be that it uses it ______ ______ body temperature. Infrared measurement ______ ______ just before sleep shows that the bird’s long beak — which can grow to ______ ______ of its body size — gets hotter, ______ ______ the bird uses it in the presleep cooling process. At other times, as the external heat rises, so too does the heat of the toucan’s beak, while its core body heat stays the same.

... which can grow to ______ ______ of its body size — gets hotter ...

Read the text below. For questions choose the correct answer (A, B, C or D).

The Beak of the Toucan

Why does the toucan ______ ______ such an enormous beak? The answer, we learned in August, may be that it uses it ______ ______ body temperature. Infrared measurement ______ ______ just before sleep shows that the bird’s long beak — which can grow to ______ ______ of its body size — gets hotter, ______ ______ the bird uses it in the presleep cooling process. At other times, as the external heat rises, so too does the heat of the toucan’s beak, while its core body heat stays the same.

Infrared measurement ______ ______ just before sleep shows that the bird’s long beak...

Read the text below. For questions choose the correct answer (A, B, C or D).

The Beak of the Toucan

Why does the toucan ______ ______ such an enormous beak? The answer, we learned in August, may be that it uses it ______ ______ body temperature. Infrared measurement ______ ______ just before sleep shows that the bird’s long beak — which can grow to ______ ______ of its body size — gets hotter, ______ ______ the bird uses it in the presleep cooling process. At other times, as the external heat rises, so too does the heat of the toucan’s beak, while its core body heat stays the same.

The answer, we learned in August, may be that it uses it ______ ______ body temperature.

Read the text below. For questions choose the correct answer (A, B, C or D).

The Beak of the Toucan

Why does the toucan ______ ______ such an enormous beak? The answer, we learned in August, may be that it uses it ______ ______ body temperature. Infrared measurement ______ ______ just before sleep shows that the bird’s long beak — which can grow to ______ ______ of its body size — gets hotter, ______ ______ the bird uses it in the presleep cooling process. At other times, as the external heat rises, so too does the heat of the toucan’s beak, while its core body heat stays the same.

Why does the toucan ______ ______ such an enormous beak?

Read the text below. For questions (23–32) choose the correct answer (A, B, C or D).

Sugababes

The story of the Sugababes starts with two self-confident eight-year-old friends from London who (23) ______ a hatred of maths but loved singing (24) ______ to the radio. Mutya and Keisha then met Siobhan who joined their “gang”. They (25) ______ writing and singing and at fourteen the group (26) ______ their first record deal. Just two years later, when their classmates were studying for their exams, the girls (27) ______ their first album, the incredibly cool One Touch. But it wasn’t as easy as it (28) ______ . The album didn’t get publicity and Siobhan decided to leave the group. Keisha and Mutya advertised for another girl but did not want to (29) ______ the group name. “We wanted someone who could sing and had her own ideas,” they said. That was Heidi. Heidi used to be in the girlband Atomic Kitten but she left because she never quite (30) ______ in. Heidi was desperate to sing live in concerts and do her own writing — and she soon realised that she would never be able to do this in a “manufactured” band. Her love of urban music (31) ______ her the perfect Sugababe. The three became friends as soon as they met and (32) ______ to write and record the huge Angels with Dirty Faces album.

The three became friends as soon as they met and (32) ______ to write and record the huge Angels with Dirty Faces album.

Read the text below. For questions (23–32) choose the correct answer (A, B, C or D).

Sugababes

The story of the Sugababes starts with two self-confident eight-year-old friends from London who (23) ______ a hatred of maths but loved singing (24) ______ to the radio. Mutya and Keisha then met Siobhan who joined their “gang”. They (25) ______ writing and singing and at fourteen the group (26) ______ their first record deal. Just two years later, when their classmates were studying for their exams, the girls (27) ______ their first album, the incredibly cool One Touch. But it wasn’t as easy as it (28) ______ . The album didn’t get publicity and Siobhan decided to leave the group. Keisha and Mutya advertised for another girl but did not want to (29) ______ the group name. “We wanted someone who could sing and had her own ideas,” they said. That was Heidi. Heidi used to be in the girlband Atomic Kitten but she left because she never quite (30) ______ in. Heidi was desperate to sing live in concerts and do her own writing — and she soon realised that she would never be able to do this in a “manufactured” band. Her love of urban music (31) ______ her the perfect Sugababe. The three became friends as soon as they met and (32) ______ to write and record the huge Angels with Dirty Faces album.

Her love of urban music (31) ______ her the perfect Sugababe.

Read the text below. For questions (23–32) choose the correct answer (A, B, C or D).

Sugababes

The story of the Sugababes starts with two self-confident eight-year-old friends from London who (23) ______ a hatred of maths but loved singing (24) ______ to the radio. Mutya and Keisha then met Siobhan who joined their “gang”. They (25) ______ writing and singing and at fourteen the group (26) ______ their first record deal. Just two years later, when their classmates were studying for their exams, the girls (27) ______ their first album, the incredibly cool One Touch. But it wasn’t as easy as it (28) ______ . The album didn’t get publicity and Siobhan decided to leave the group. Keisha and Mutya advertised for another girl but did not want to (29) ______ the group name. “We wanted someone who could sing and had her own ideas,” they said. That was Heidi. Heidi used to be in the girlband Atomic Kitten but she left because she never quite (30) ______ in. Heidi was desperate to sing live in concerts and do her own writing — and she soon realised that she would never be able to do this in a “manufactured” band. Her love of urban music (31) ______ her the perfect Sugababe. The three became friends as soon as they met and (32) ______ to write and record the huge Angels with Dirty Faces album.

Heidi used to be in the girlband Atomic Kitten but she left because she never quite (30) ______ in.