---I’m terribly sorry to have put you to so much trouble. ---______. You didn’t mean to, did you?a. forget it b. no trouble c. all right d. you’re welcome
Catherine’s mother doesn’t ___of her meeting her online friends in case she meets some bad guys
The new policy that people over 65 can take buses free of charge will___the elders a lot
Hardly could he___this amount of work in such a short time
Those who have___floods and sandstorms know the importance of environment protection
Chinese Premier Wen Jiabao said all countries to show confidence,cooperation,and responsibility to___the crisis