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【单选题】
焊件组对时根部间隙过大容易产生()A.
烧穿
B.
焊瘤
C.
未熔合
D.
未焊透
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皮皮学刷刷变学霸
举一反三
【单选题】--Must I take a taxi?--No, you _______. You can take a car.
A.
had better to
B.
don't
C.
must not
D.
don't have to
【单选题】— Must I take a taxi? —No, you______. It is only a six minutes’ walk.
A.
don’t have to
B.
must C can’t D ought to
【单选题】---Must I take a taxi? --No, you ( ), you can take my car.
A.
had better to
B.
don't
C.
must not
D.
don't have to
【单选题】Must I take a taxi? No, you（）. You can take my car.
A.
had better to
B.
don't
C.
must not
D.
don't have to
【单选题】—Must I take a taxi? —No, you _____. You can take my car. [ ]
A.
don't have to
B.
had better to
C.
must not
D.
don't
【简答题】采用平行结转分步法，在完工产品与在产品之间分配费用，是指在( )。 A. 产成品与月末在产品之间的费用分配 B. 完工半成品与月末加工中的在产品之间的费用分配 C. 最后步骤的产成品与广义的在产品之间的费用分配 D. 前面步骤完工半成品与加工中的在产品，最后步骤产成品与加工中的在产品之间的费用分配
【简答题】Must I take a taxi ? — No, you____. You can take my carA. had better to B. don’t C. must not D. don’t have to
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