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【判断题】
装运通知的发出日期不能超过信用证规定的时间,这样的说法正确吗?A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】( ) you study harder, you’ll never pass the final exam.
A.
Unless
B.
If
C.
Until
D.
Except
【简答题】线切割机诮按电极丝运动的线速度来分类,其中,电极丝运动速度在( )m/s为高速走丝,低于( )m/s为低速走丝。
【简答题】“I sometimes get up at three or four in the morning and I surf the net．” “I often check my e-mail forty times a day．” “1 often spend more than three hours during one time on the net．’’ “I spend more t...
【单选题】If you study harder , you will ___________go to college . [ ]
A.
can
B.
are able to
C.
be able to
D.
be able
【单选题】( ) you study harder, you'll never pass the final exam.
A.
If
B.
Until
C.
Unless
D.
Except
【单选题】_______ you study harder, you'll never pass the final exam. [ ]
A.
If
B.
As
C.
Unless
D.
Until
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