It is careless ______ him to lose his wallet again. I think it necessary ______ him to be more careful next time.A. of; to B. of; for C. for; for
—________of volunteers will be needed for the 2014 International Horticultural Exposition in Qingdao. —Let’s go and________them.
—what is your mother going to do this Saturday? —I’m not sale.She________go to see my grandmother. A.can B.must C.may
—Look at that gid!Is she Susan? —No.she________be Susan.Susan has gone back to her hometown.
Yesterday Li Ming went to the village________his family lived ten years ago.
His family are worried about him because they haven’t________letters from him for a long time.