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【单选题】
某人工挖二类土管沟,沟底宽600mm,沟槽长80m,沟槽深1.6m,放坡系数1:0.5,则该沟槽挖土方清单工程量为( )。A.
179.2m3
B.
11.6m
C.
76.8 m3
D.
80m
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反馈参考答案：
举一反三
【单选题】The best moment for the football star was he scored the winning goal.
A.
when
B.
where
C.
how
D.
why
【简答题】路由选择是在OSI模型中的__________层实现的。
【单选题】The football star _____ to answer the reporters' questions.
A.
decreased
B.
decline
C.
declined
【简答题】He was (disappoint) ______ to hear that the football star would not play that day.
【简答题】The best moment for the football star was ____ he scored the winning goal.
【单选题】She looked upon the football star as her role model ______ yesterday, when she saw him taken away by the police for drug taking on TV. [ ]
A.
when
B.
since
C.
until
D.
after
【单选题】（）包括DNA疫苗和RNA疫苗，由编码能引起保护性免疫反应的病原体抗原的基因片段和载体构建而成。
A.
基因缺失疫苗
B.
核酸疫苗
C.
转基因植物疫苗
D.
合成肽疫苗
【单选题】Fans crowded the airport exit waiting for the football star.
A.
a glance of
B.
a look at
C.
a glimpse of
D.
a sight of
相关题目：
【单选题】The football star _____ to answer the reporters' questions.
A.
decreased
B.
decline
C.
declined
参考解析：
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