He focused his effort ____the house ___sale for fear that the prices of them would go up suddenly.
| A．on; for | B．on; in | C．to; for | D．to; in |
the weather , the sports meet will be held on time .
| A．Instead of | B．In relation to | C．On behalf of | D．Regardless of |
According to a new study by a British university , learning second language can lead to increase in your brain power .
| A．a ; the | B．不填; the | C．a; an | D．the ; an |
Put yourself in situations where you will be forced to communicate in English , you will see more progress over time .
| A．or | B．so | C．yet | D．and |
John behaved so strangely today.I thought he wasn’t acting like ___.
| A．him | B．himself | C．he would | D．he does |
By the time she’s twenty , she __ almost everywhere in the world!
| A．will be | B．would have been | C．will have been | D．would be |