When you learn English，don’t try to learn too many words________.It’s best to review frequently.
| A．at times |
| B．at the same time |
| C．at all times |
| D．at a time |
He is giving her French lessons in __________ for her teaching him English.
| A．place | B．turn |
| C．exchange | D．change |
-Shall I __________ addresses with you ？
-OK. Hongxing Road, No 53. Yours?
| A．exchange | B．share |
| C．cause | D．govern |
He's teaching me French __________ my teaching him Chinese.
| A．in place of | B．in case of |
| C．in exchange for | D．in honor of |
We have to give the users something new __________ what we've already offered, which is the only way to broaden the appeal of the website.
| A．in exchange for | B．regardless of |
| C．according to | D．in addition to |
-What can I do for you?
-I'd like to __________ this blue shirt for a bigger size.
| A．exchange | B．become |
| C．turn | D．grow |