结果1 题目 (1)A boy's average weight is 53.4 kg while a girl's is ___ and 47.5 kg.;(2)Thanks to the volunteer ___ in the library, the books are always in good order and the shelves and tables are clean every day.;(
If the answer is "yes" to 1 2 and 6, and "no" 3 4 and 5, put your money away anyway! Wait for a month or two. Then ask yourself the same questions again. If after two months you still want whatever it is, go ahead and buy it. ...