29（）
A: retain
B: remain
C: refrain
D: restrain
A: retain
B: remain
C: refrain
D: restrain
举一反三
- The present state of affairs requires that we ____________ ourselves<br/>from overinvestment. A: restrict B: strain C: refrain D: restrain
- According to the report, some well-known scientists believe that there is not enough oxygen on Mars to __________ human life.() A: sustain B: retain C: remain D: entertain
- 3. It is making it increasingly difficult for business to attract and _____________ B. retain (A. regain / C. remain) talent in Hongkong.
- 难民;避难者 ( ) A: responsibility B: restrain C: refugee D: refresh
- Theword“contain”underlinedinParagraph3means______. A: restrain B: include C: havecapacityfor D: beequalto