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【多选题】
械加工工艺结构：倒角（）、退刀槽 （）。A.
A
B.
B
C.
C
D.
D
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举一反三
【多选题】What's the pPurpose of writing a précis?
A.
to state the important or main ideas of the original
B.
the reader can spend less time in reading
【单选题】Writing is a slow process, requiring plenty of thought, time and effort。
A.
significant
B.
considerable
C.
enormous
D.
numerous
【单选题】Writing is a slow process, requiring ______ thought, time, and effort.
A.
significant
B.
enormous
C.
considerable
D.
numerous
【单选题】He had a reputation for being a bit slow-witted but it didn't ______ him in the least.
A.
prevented
B.
harness
C.
fluctuate
D.
perturb
【简答题】Writing is a slow process, requiring ________ thought, time, and effort. A) significant B) considerable C) enormous D) numerous
【单选题】Read "Zhaozhou Qiao" and complete the following statements by choosing the proper answer from A, B, C and D. Zhaozhou Bridge leads the word in bridge construction because of its being .
A.
the longest symmetrical arch bridge
B.
the oldest stone-arched bridge
C.
the oldest open-spandrel bridge
D.
best-proportioned bridge
【单选题】Coal was formed out of dead forests by a long and slow().
A.
press
B.
procedure
C.
success
D.
process
【单选题】Zhaozhou Bridge ( )in Sui dynasty is a stone bridge.
A.
to be built
B.
being built
C.
built
D.
building
【简答题】Zhaozhou Bridge, a _____ arch bridge, is still being used today.
【单选题】Writing is a slow process ,requiring ______ thought, time and effort.
A.
considerable
B.
significant
C.
enormous
D.
numerous
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