—Why do you think I am not popular among my classmates？ —Maybe you don't talk about topics
A. as if
B. as long as
C. on condition
D. even though
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I will graduate from college; I haven't got a suitable job.But I haven't decided to ______
A. hand in
B. take over
C. put on
D. lead to
Travelling with Heaven Air is ______.
A. comfortable and cheap
B. expensive but pleasant
C. exciting but rare
D. quick and safe
From this article we have learned that ______.
A. the Changjiang River is the most powerful fiver in the world
B. the Changjiang area provides a lot of food for many people in China
C. two thirds of the Changjiang River is sunny and cheerful
D. the Changjiang River is mainly a trade river
The Changjiang River is ______.
A. not only a trade river but also an agricultural river
B. just an agricultural river
C. not the widest river in the world, but it is the longest one
D. a very famous river mainly because it runs hundreds of miles
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