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【多选题】
非关税措施相比关税措施的特点有( )。
A.
灵活性
B.
歧视性
C.
隐蔽性
D.
有效性
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参考答案:
举一反三
【单选题】电流表的符号是()
A.
A
B.
B
C.
C
【单选题】----I didn't receive any e-mail from you,why? ----( )
A.
Oh,my compuer is down.
B.
It doesn't matter.
C.
I think it's OK.
D.
Never mind.
【单选题】I was on __________ last week and didn't receive your fax.
A.
vacation
B.
vocation
【单选题】禁令标志中白底红圈表示( )
A.
禁止驶入
B.
单行道
C.
准允驶入
D.
禁止停车
【单选题】电流表的符号是( )
A.
A
B.
欧姆
C.
V
【单选题】电流表的符号是()。
A.
Ω
B.
A
C.
V
【单选题】电流表的符号是。
A.
圈A
B.
【简答题】Getting plenty of exercise is very important. I enjoy swimming very much. Last summer I went to the beach every day. I plan to go there this summer too, but I may not be able to, I have a new job. Som...
【单选题】I ______ a letter from him since he left. [     ]
A.
didn't receive
B.
haven't got
C.
didn't have
D.
haven't had
【单选题】I______ from him since he left. A. didn't receive B. haven't got C. didn't have D. haven't heard
A.
didn't receive
B.
haven't got
C.
didn't have
D.
haven't heard
参考解析:
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