He was of having asked such a silly question.
A.sorry | B.shame | C.ashamed | D.regret |
Experts say walking is one of the best ways for a person to _____ healthy.
A.preserve | B.stay | C.maintain | D.reserve |
. Jack almost fell off the cliff, but managed to _____ until help came.
A.keep on | B.catch on | C.count on | D.hang on |
The storm sweeping over this area now is sure to cause _____ of vegetables in the coming days.
A.rarity | B.scarcity | C.invalidity | D.variety |
. Don't _____ the news to the public until we give you the go-ahead (许可,准许).
A.release | B.discard | C.relieve | D.retain |
If you _____ your demand, then maybe you will have more chance of getting what you want.
A.conduct | B.dismiss | C.grant | D.moderate |