--Surfing first started on the islands of Hawaii, didn't it?
--Yes, but now it ______ by people all over the world.
| A．is enjoyed | B．is enjoying | C．has enjoyed | D．will enjoy |
There is _____ knocking at the door. Go and see who it is.
| A．nobody | B．anybody |
| C．everybody | D．somebody |
—What was your hometown like five years ago?
—It _____ very old and dirty.
| A．used to be | B．was used to being |
| C．is used to being | D．used to being |
I won’t take part in the party _____ Joe invites me..
| A．if | B．when | C．because | D．unless |
—Will you go to Jane’s birthday party this evening, Rick?
—If Michael won’t, _____.
| A．Neither do I. | B．Neither will I. |
| C．So do I. | D．So will I. |
—Our country _____ progress in science and culture in recent years.
| A．made such | B．has made such |
| C．made so | D．has made so |