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【单选题】
一般用于居住建筑，屋面面积较小的公共建筑和单跨工业建筑的是（ ）。A.
内排水
B.
天沟外排水
C.
檐沟外排水
D.
无组织排水
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举一反三
【单选题】It is said that two supermarkets, ______ are being built in my hometown, will open next year.
A.
they both
B.
which both
C.
both of them
D.
both of which
【单选题】It is said that the two wountries ____
A.
have been in the war
B.
are on the war
C.
have been in the state of war
D.
are in a state of war
【单选题】It is said that two ________ students are going to have the Listening Contest this weekend.
A.
thousand
B.
thousands
C.
thousand of
D.
thousands of
【单选题】It is said that two supermarkets, ______ are being built in my hometown, will open next year. A. they both B. which both C. both of them D. both of which
A.
they both
B.
which both
C.
both of them
D.
both of which
【单选题】It is said that two___would come to the village.
A.
woman-doctor
B.
women doctor
C.
woman doctors
D.
women doctors
【简答题】It is said that two ____( 直 升 机) and several Coast Guard boats searched until midnight without finding anything.
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