【课前自主预习】
短语互译
1．at birth
2．up to
3．die from illnesses
4．cut down
5．in the future
6．walk into
7．大约
8．绊倒
句型在线
1．fewer than； living
2．there will be
【课堂互动探究】
词汇点睛
① weight； weigh
② awake
短语归纳
① at birth
② live up to
③ C
④or so
⑤ died from
句型透视
① Wang Lin eats two times more than his sister．
② C