I have been in love with China since 2010. After one year in Zhejiang University, I got a great ...

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What do you reckon? Don’t pani C. What are you up to? Give us a break.

What ;have been. if ;have been. how, have gone . if ; have gonE.

what is more in other words as a result on the contrary

have traveled; has come was traveling; had been come am traveling; has come have traveled; has been come

was am had been have been

have been used to considering have used to consider use to consider used to considering

have traveled；has come was traveling had been come am traveling；has come have traveled；has been come

which　　　　　　 that　　　　　 where　　　　　 when

Yes, I have No, I haven’t Certainly, I haven’t No, I havE.

since for in until

left have left have been away from have been away

have traveled； has come was traveling； had been come am traveling； has come have traveled； has been come

came have been h

was am had been have been

am was will be have been

No, I have Yes, I have No, I haven’t Yes, I haven’t

A. work working to work having worked