Unit 9 Lesson 52 The Power of a Smile同步练习（含答案）.docx
《Lesson 52: The Power of a Smile》同步练习
一、用所给单词的适当形式填空
1.Simon (simple) couldn't say any word when he was told such a surprising result.
2.After learning, the old man could shop online without any (difficult).
3.Music is a (universe) language, and it can make people relaxed.
4.You can't f...