浮筒液面计浮子的重量是由（）而定。A、所测介质的密度 B、所测

搜题请搜索小程序“爱下问搜题”

问题单项选择题

浮筒液面计浮子的重量是由（）而定。

A、所测介质的密度

B、所测介质的温度

C、浮筒的大小

D、浮筒的体积

答案

参考答案：A

填空题

用所给动词的正确形式填空。

1. Kate, don't forget ______ (buy) some bread. There is little at home.

2. I ______ (not watch) TV yesterday, because I had a lot of things ______ (do).

3. You can't ______ (leave) before nine.

4. His home ______ (be not) far from school, so he usually _______ (come) on foot.

5. It ______ (snow) heavily last night. Let's (go) and (make) a snowman.

6. I ______ ( not see) Mary last week. I want to know where she _______ (be) now.

口语交际，情景问答题