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【单选题】
万能角度尺按其游标读书值可分为2’和( )两种。A.
4’
B.
8’
C.
6’
D.
5’
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皮皮学刷刷变学霸
举一反三
【简答题】预应力混凝土结构中,()使用含氯化物的外加剂. A﹒优先 B﹒能够 C﹒宜 D﹒严禁
【单选题】Mr. Wu said he ______ us to the zoo the next week.
A.
would take
B.
will take
C.
take
D.
takes
【单选题】--I posted the package a week ago.--Then they ______ the package by now. It usually takes 5 days.
A.
must received
B.
can have received
C.
ought to have received
D.
should received
【简答题】He takes a shower ________ (one) a week.