—What _____ to your village in recent years?—Lots of roads, buildings, parks and so on.A. have happened B. happened C.has happened
---Your new blouse looks very beautiful. Is it _____silk? ---Yes. It’s _______ Hangzhou.
As we know, zoos provide homes _____many endangered animals.
She’s never been to a foreign country, ______? A doesn’t sheB. has she C. is she D. hasn’t she
---How does Jack usually go to school? ---He_____________ride a bike, but now he_______________there to lose weight.
____ the government’s efforts, our life is becoming better and better.