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【单选题】
裂隙灯显微镜工作原理是A.
照明原理
B.
显微镜原理
C.
望远镜原理
D.
丁达尔现象
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反馈参考答案：
举一反三
【单选题】You ought to know______ to go out without a overcoat on such a cold day.
A.
had better
B.
better than
C.
better
D.
better of
【单选题】You ought to know ______ than to go out without an overcoat on such a cold day.
A.
better
B.
faster
C.
quicker
D.
worse
【单选题】You ought to know better than ______ yourself in unnecessary expense.
A.
to involve
B.
involve
C.
involving
D.
involved
【简答题】The construction lasted for about 89 years from 1703 to 1792 by Emperor Kangxi and Emperor Qianlong of Qing dynasty.
【简答题】砂浆强度等级以边长7.07cm立方体试块按标准条件养护()天的抗压强度确定?[2000-023]
【单选题】You ought to know better than__________ yourself in unnecessary expense．A.to involve###SX
A.
You ought to know better than__________ yourself in unnecessary expense． A.to involve
B.
involve
C.
involving
D.
involved
【单选题】The construction of the building was interrupted by war.
A.
provoked
B.
begun
C.
stopped
D.
boost
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