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【单选题】
（ ）时期我国开始出现了一批重要的算学著作和学者，标志着中国算学的正式形成。A.
南北朝
B.
两汉
C.
秦朝
D.
周朝
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举一反三
【简答题】听材料，回答问题。 1. Joan is from ________. A. China B. Japan C. the U.S.A. 2. Joan likes speaking ________with us after class. A. Chinese B. English C. Japanese 3. Joan's ________ is an English teacher. A. f...
【单选题】—I’ll come to attend your speech at 9:00 tomorrow morning. —I’m sorry. By then my speech _________ and I __________ TV at home.
A.
will end; will watch
B.
is to end; will watch
C.
will be ended; am going to watch
D.
will have ended; will be watching
【单选题】_________I have to give a speech, I get extremely nervous before I start.
A.
Whatever
B.
Whenever
C.
Whoever
D.
However
【单选题】(2013·山东，28)________I have to give a speech，I get extremely nervous before I start.
A.
Whatever
B.
Whenever
C.
Whoever
D.
However
【简答题】v. 逐步发展,演化;进化,演变
【简答题】逐步发展;逐渐演变
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