皮皮学，免费搜题
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搜题
【单选题】
CRTSI型板式无砟道床水泥乳化沥青砂浆应灌注饱满,与轨道板底部密贴,轨道板边角悬空深度应小于( )mm。A.
40
B.
45
C.
35
D.
30
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皮皮学刷刷变学霸
举一反三
【单选题】An army spokesman stressed that all the soldiers had been ordered _____clear warnings before firing any shots.
A.
.to issue
B.
being issued
C.
to have issued
D.
to be issued
【简答题】我国是一个缺水的国家，人均水资源仅为世界人均量的多少?
【单选题】The order came ____the soldiers ________the small village the next moming. A that ;had to leave B. that; should leave C. /; must leave D when; should leave
A.
1
B.
2
C.
3
D.
4