—____should I clean out the refrigerator

搜题请搜索小程序“爱下问搜题”

问题选择题

—____should I clean out the refrigerator?

—Twice a week. [ ]

A．How often

B．How soon

C．How far

D．How much

答案

答案：A

补全对话，情景问答

( ) 1.	A. Let's go to school. B. Great! C. Goodbye!
( ) 2.	A. Goodbye! B. Good afternoon! C. Good morning!
( ) 3.	A. This is Chen Jie. B. My name is Chen Jie. C. I'm Sarah.

填空题

塑料模按模塑方法分类，可分为（）；按模具在成型设备上的安装方式为（）；按型腔数目分为（）。