As pointed out in the text, the ratio of oxygen -18 to oxygen -16 in seafloor sediments and that of these isotopes locked in glaciers and ice-sheets are______
A. irrelevant
B. correlated.
C. corresponding.
D. identical.
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It can be concluded that anti-smoking campaigns should be conducted______
A. insidiously and discreetly.
B. vividly and attractively.
C. aggressively and drastically.
D. disinterestedly and bravely.
【C4】
A. types
B. categories
C. species
D. classes
Which of the following would be the best title for this passage？
A. The Prospect of the Euro in Britain.
B. A New Currency under Attack
C. The Popularity of the Euro in Britain.
D. A Theme of Dreams and Nightmares.
The writer would be less critical if fashion designers placed more stress on the______of clothing.
A. suitability
B. comfort
C. appearance
D. fabric
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