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【单选题】
下列关于提高混凝土耐久性说法正确的是( )A.
提高用水量
B.
多使用粗砂
C.
减少石子用量
D.
提高水泥的密实度
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反馈参考答案：
举一反三
【单选题】听力原文：M: Mum, could you help me find my sports clothes? W: Sure. But right now I need your help to move this desk before I paint the wall. What will the two speakers do first?
A.
Look for sports clothes.
B.
Move the desk.
C.
Paint the wall.
D.
Ask someone to help them move the desk.
【简答题】If you need help at work, your ________ manager should be able to help. A) personal B) personality C) personnel D) person
【单选题】Do you need more people __________ you __________ the vegetables? [ ]
A.
help, water
B.
to help, water
C.
help, to water
D.
to help, watering
【单选题】—Do you need any help? — .
A.
No, please.
B.
No, thank you. I can handle it.
C.
Yes, but I don’t need your help.
D.
No, it’s very kind of you.
【单选题】Do you need more people _______ you _______ the vegetables?
A.
help, water
B.
to help, water
C.
help, watered
D.
to help, watering
【单选题】5 -You need my help? -___.
A.
No, thanks.
B.
Yes, but I don't need your help.
C.
No, it's very kind of you.
D.
Yes, but I can manage.
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