There comes a time in every man's life_____.
| A．that he needs to think | B．when he has to think |
| C．therefore he has to work hard | D．then he will need it |
Nowadays the roles of husband and wife are not as ______ defined as before, especially when both parents work and earn money for the family.
| A．clear | B．clearer | C．clearly | D．more clearly |
“If the government does not give any feedback or does not release a final report of the survey, the respondents will think they participated _______," said the social scientist Hu.
| A．in no way | B．in vain | C．without effort | D．at a loss |
-- May I remind you that Mary is waiting outside, sir?
--- Oh, that’s right. I ______ about it.
| A．forget | B．forgot | C．had forgotten | D．have forgotten |
A theme park featuring Hans Christian Andersen’s fairy tales will be built and open to the public in Shanghai during the World Expo, which is ______ on May 1 this year in the city.
| A．scheduling to start | B．starting | C．scheduled to start | D．to being started |
Don’t play with dog, Jack, for it _____ be dangerous at times.
| A．shall | B．can | C．should | D．must |