Unit 4 Li Goes HomeLesson 21 A Party for Li Ming同步练习 单选题The party begins _ 1: 00 _ the afternoon.A. at, onB. in, atC. on, atD. at, in 改写句子Read and complete.1. I can play the piano. (改为疑问句)_ 翻译句子来源:学_科_网Z_X_X_K1. 往盆里放一些面粉和冷水。 Put some _ and _ water in a _. 完成句子1.Its so hard that I cant understand the voice.Its _ hard _ me to understand the voice. 改写单词1. What _ (do) you see three hours ago?来源:Zxxk.Com参考答案 单选题1、解析：本题考查的是时间介词的使用。答案：D 补全句子1.1、解析：将情态动词提前进行提问。答案：Can you play the piano？ 翻译句子1、解析：考查的是面粉和碗的说法。答案：flour, cold, bowl 完成句子1、解析：so that的句型的改写。答案：too; for 改写单词1、解析：three hours ago意味着要用did。答案：did