You should spend about 20 minutes on Questions 27-40, which are based on Reading Passage 3 below.

单选题 According to the first paragraph, the rock-art in Serra da Capivara may revolutionise accepted ideas about

A、 the way primitive people lived in North America.
B、 the date when the earliest people arrived in South America.
C、 the origin of the people who crossed the Bering Straits.
D、 the variety of cultures which developed in South America.

【正确答案】 B

【答案解析】解析：The first paragraph says 'this is set to challenge the widely held view[= may revolutionise accepted ideas]that the Americas were first colonised ... at around 10,000 BC, only moving down into Central and South America in the millennia thereafter'. Distraction C: Although the Bering Straits are mentioned, it is the timescale that is the focus of this sentence, not the places or people; A and D: there is no mention of either the 'primitive people' or the 'variety of cultures' in the text.

单选题 How did the ancient artists use the form of the rock where they painted?

A、 to mimic the shape of the countryside nearby
B、 to emphasise the shape of different animals
C、 to give added light and shade to their paintings
D、 to give the impression of distance in complex works

【正确答案】 A

【答案解析】解析：The second paragraph says 'painted using the natural undulating contours[= curved shapes]of the rock surface, so evoking[= reminding the viewer of]the contours of the surrounding landscape'.

单选题 In the fourth paragraph, what does the writer say is unusual about the rock-artists of Serra da Capivara?

A、 They had a very wide range of subject-matter.
B、 Their work often appears to be illustrating a story.
C、 They tended to use a variety of styles in one painting.
D、 They rarely made new paintings on top of old ones.

【正确答案】 D

【答案解析】解析：The fourth paragraph says 'the artists... tended not to draw over old motifs(as often occurs with rock-art)...'. Distraction A: Although the text refers to 'a wide range of subject-matter'('the diversity of imagery and the narrative the paintings create'), it suggests these were made by 'different artists... at different times'; B: Although the text says 'the paintings create' a 'narrative', it does not suggest there is anything 'unusual' about this; C: The text mentions different 'styles' but with regard to them being drawn on top of one another, not in 'one' painting.