---Tom is so worried about the test that he said he was going to study all night.----Tell him he should quit _________and get some help.
31.Those who bring sunshine into the lives of others cannot keep ____ from themselves.
30.—Why do you leave your daughter alone without worrying about her? —She will ____ leave home to lead her own life.
29.I'm told that www.languagepractising.com is a free website ____ learners can not just learn various languages but also chat online.
28.China won Olympic gold in the women's short track 3,000 metres relay on Wednesday, with Canada ____ the silver.
27.Shanghai Expo has been building an Expo Village for the participants, but other choices will also be ____ if the Expo Village does not satisfy their needs.