________, I think, and all the problems could be settled.
| A．If you make more efforts | B．Making more efforts |
| C．A bit more effort | D．To make more efforts |
It was _____I met him in Beijing.
| A．two years since | B．two years ago that |
| C．for two years since | D．since two years ago |
The question occurred to me _____ we should go to get the car repaired. We were in the forest at that time.
| A．when | B． where | C．which | D．that |
—Dad, can we go to the shop? I want to buy some sweets．
—__________. Can’t you see I’m busy at the moment?
| A．Take it easy | B．Forget it | C．No problem | D．Don’t mention it |
Next to biology, I like physics _______.
| A．better | B．best | C．the better | D．very well |
By the time you finish the book, you ______ more about Chinese history.
| A．will learn | B．have learnt | C．are learning | D．will have learnt |