[交际用语]- Can I help you, sir? - _________

[交际用语]- Can I help you, sir? - _________

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在检修时可以将同一材质的多片垫片叠加在一起进行更换,弥补垫片厚度不够的缺陷。()A.正确B.错误

在检修时可以将同一材质的多片垫片叠加在一起进行更换,弥补垫片厚度不够的缺陷。()A.正确B.错误

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[交际用语]- Do you know who called Tom? - _________A Yes, I called him. B Yes, I k

[交际用语]- Do you know who called Tom? - _________A Yes, I called him. B Yes, I k

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[交际用语]- Excuse me, when is the next flight from Paris due to arrive?- _____...

[交际用语]- Excuse me, when is the next flight from Paris due to arrive?- _____...

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[交际用语]- How did your interview go?- _________A I had the interview yesterday. B

[交际用语]- How did your interview go?- _________A I had the interview yesterday. B

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