下列关于水泥混凝土路面施工的说法错误的是()。
A.摊铺前应对基层表面进行洒水润湿
B.混凝土运输过程中应防止漏浆和漏料
C.混凝土人模前先检查坍落度
D.摊铺过程中间断时间可以大于混凝土的初凝时间
第1题
I haven't seen him for quite a long time, but his parents ______ him sometimes.
A.still saw
B.still see
C.have still seen
D.has still seen
第2题
I haven't seen him for quite a long time, but his parents ______ him sometimes.
A.still saw
B.still see
C.have still seen
D.has still seen
第3题
听力原文:M: Have you seen Lee recently?
W: He should be home by now. I saw him leave on his bike half an hour ago.
Q: Where is Lee now?
(2)
A.On the grass.
B.Near the pool.
C.On his bike.
D.At home.
第4题
Mr. Smith____ be in the bookstore because I saw him in his office a moment ago.
A.must not
B.can't
C.may not
D.needn't
第6题
"Our Math teacher must be in his office now." "No, he ______ be there. I saw him in the library a minute ago."
A.can't
B.couldn't
C.mustn't
D.wouldn't
第7题
This is the man()last night.
A. whom I saw him
B. whom I saw
C. who I saw him
第8题
听力原文:M: Have you seen Lee recently? Last I saw him he was on the grass by the pool.
W: He must be home by now. I saw him leave on his bike half an hour ago.
Where does the woman think Lee is?
A.On the grass.
B.Near the pool.
C.At home.
D.On his bike.
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