Unit 4 Drawing in the Park 习题一、选出不同类的单词 ( )1. A. lake B. river C. boat( )2. A. hill B. hi C. hello( )3. A. flower B. easy C. difficult( )4. A. draw B. run C. homework( )5. A. Monday B. Maths C. Tuesday( )6. A. night B. evening C. every二、英汉互译 1. 在河里 2. 一些...