Module 2 Unit 2 There are lots of beautiful lake in China. 习题 1一、用 am, is, are, there is/isn’t, there are/aren’t 的适当形式填空。1. This __________ an apple. Those _____ oranges. 2. --Where ______ Tim and Tom? --In the library. 3. --How old are you? --I ______ ten years old.4...