It's getting late. I'd rather you______now.
A. will have
B. are leaving
C. leave
D. left
查看答案
The following are all cited as advantages of e-book EXCEPT______.
A. imaginative design
B. environmental friendliness
C. convenience for readers
D. multimodal content
Which of the following can best sum up the author's overall reaction to her adult son's positive response to spring cleaning？
A. Surprised and skeptical.
B. Elated and hesitant.
C. Relieved and optimistic.
D. Optimistic and hesitant.
A．In additionB．Above allC．GenerallyD．However
A. In addition
B. Above all
C. Generally
D. However
Which of the following interpretations of the biologists' theory about melatonin is INCORRECT？
A. The production of melatonin in our bodies varies at different times.
B. Melatonin is more likely to cause sleepiness in our bodies.
C. The reduction of melatonin will cause wakefulness in our bodies.
D. The amount of melatonin remains constant in our bodies.
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