选择合适的句子补全对话。(5分)A:Hey, Yang Ling. _________They are swimming.B: Wow, how fast they are! _______________A: No, Wang Bing swims faster, I think. B: ______________________A: Liu Tao swims faster. ___________ B: Oh. Look! ________. He is so happy!
report card A.成绩单 B.比赛项目
take care A.整理 B.保重
safety first A.安全第一 B.很舒适
smile at A.听说 B.对...微笑
next to A.紧靠 B.在...旁边