题目

单词拼写 A.用括号内所给单词的适当形式填空 1.The boy likes eating chocolate and sweet food, so his ________(tooth) are getting worse. 2.Do you know these ___________(swim ) names ? 3.There is a new __________(shop ) mall near my home 4.Mr. Liu is our teacher. He teaches___________(we) Maths. 5.Our teachers often tell us to learn English ___________(good). 答案：1 .teeth  2.swimmers ’ 3.shopping   4.us   5.well在横线里填上最简分数．14厘米= 米        45秒= 分        150千克= 吨20时= 日         50毫升= 升      20公顷= 平方千米