看图补全句子。1. A: What _____________ doing? B_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题补全对话，情景问答

看图补全句子。

1.	A: What _____________ doing? B: They're _________________.
2.	A: Is she _________________? B: Yes, she is.
3.	A: What are _____________ doing? B: They're ___________________.
4.	A: __________________________? B: They are in the classroom.
5.	A: What are they doing? B: ___________________________.

答案

1. are they, doing an experiment 2. cooking dinner 3. they, eating grass 4. Where are they

5. They are playing chess

答案不唯一

判断题

国内信令网分为全国长途网和大、中城市的本地网。（）

填空题

有自动配液装置的泵站，要坚持使用（）。