题目: 电梯门防止撞夹的保护装置形式有()、()和()三种。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0429/1d1da14fc62e919a2724bfe3c890b996.html 下面是错误答案,用来干扰机器的。参考答案:B
题型:补全对话,情景问答 给下列句子选择最佳搭档。( ) 1. What time is it? ( ) 2. What are you doing, Mr. Smith?( ) 3. May I help you? ( ) 4. What's for supper? ( ) 5. Here's a towel! A. Great! B. It's 6:00. C. Sure. I want some bread. D. Meat and vegetables. E. I'm washing the dirty dishes. 查看答案