21. __can you find out how many chickens there are! A.Counting them B.By counting them C.Only by counting them D.Only have you counted them 22. Between the two mounts__and they decide to build a ropeway(索道). A.lies a very deep valley B.does a very deep valley lie C.a very deep valley lies D.a very deep valley lays 23. They went into a small house but __. A.no persons did they find B.not a person found they C.not a person did they find D.not a person they found 24. — My mother does a lot of housework before going to work,but she has never been late. — __. A.So does my mother B.Neither does my mother C.Nor has my mother D.So it is with my mother 25. Everyone has arrived at eight and __. A.then does the meeting begin B.then begins the meeting C.begins the meeting then D.does the meeting begin then |