The warning we were given as children ________ an apple a day keeps the doctor away may，in fact，have a scientific explanation.
| A．that | B．who | C．where | D．which |
---Can I join your club, dad?
---You can when you _______ a bit older.
| A．are getting | B．will get | C．get | D．will have got |
Because the shop_______, all the T-shirts are sold at half price.
| A．has closed down | B．closed down |
| C．is closing down | D．had had closed down |
---Jack hurt his leg yesterday.
---Really?________?
| A．What’s wrong with him | B．How did it happen |
| C．Wasn’t he too careless | D．Who told you that |
---I love the Internet. I’ve come to know many friends on the Net.
---_______ .Few of them would become your real friends.
| A．That’s for sure. | B．It’s not the case . |
| C．I couldn’t agree more. | D．I’m pleased to know that. |
Not until he retired from teaching three years ago _______having a holiday abroad .
| A．he had considered | B．had he considered | C．he considered | D．did he consider |