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【多选题】
关于静电防护,以下说法正确的有A.
只要做好预防措施,就能保证完全避免静电产生
B.
无论如何,均没办法完全避免静电产生
C.
人体不容易产生静电
D.
人体是普遍存在的静电危害源
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【简答题】I paid a visit to Cambridge last January. Though the trip took me 5 hours and it rained the whole day with strong winds there, the town deserved a visit. The bus started at 6:10 a. m. It stopped at 4...
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【单选题】I_______to Cambridge in years, not since we graduated.
A.
haven’t been back
B.
didn’t go
C.
have been back
D.
went back
【单选题】—I usually go to Cambridge by train． —Why not______by coach for a change?A.trying to go##
A.
—I usually go to Cambridge by train． —Why not______by coach for a change? A.trying to go
B.
to try going
C.
try going
D.
to try to go
【简答题】阅读理解 I paid a visit to Cambridge last January. Though the trip took me 5 hours and it rained the whole day with strong winds there, the town deserved a visit. The bus started at 6:10 a. m. It stopped...
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