单项选择题

Which of the followingis closest in meaning to the underlined phrase"were on to some-thing"in the last paragraph？

A. were inspired bysomething.
B. were going to dosomething.
C. were worried aboutsomething.
D. were aware of thenature.

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单项选择题

Which of the followingdescribes the sequence of Dr Gino and Dr Wiltermuth's research？__________

A. candle test, adding-uptest, word association test.
B. candle test, wordassociation test, adding-up test.
C. adding-up test, candletest, word association test.
D. adding-up test, wordassociation test, candle test.

单项选择题

What does theunderlined words "the other" in Paragraph 2 referto？__________

A. The trick.
B. The test.
C. The reward.
D. The combination.