进入初中后不久,小芳从原先讲话滔滔不绝,到现在沉默寡言;从喜欢结伴活动,到现在常离群独处。这是她 的表现。
---I have been to Qingdao before. ----- .
—We really shouldn’t use plastic bags any more when shopping. —_____ It’s important to protect our environment.
—Our country ___progress in science and culture in recent years.
_____he is very tired , _____he still goes on working.
When we went into the park, we saw someone _____ Chinese Kungfu.