The polite boy always knocks at the door befo...

The polite boy always knocks at the door before ________ his teachers’ office.

A.checking B.choosing C.describing D.entering

九年级英语单选题中等难度题查看答案及解析

Before you enter the room, you need to knock　 ________ the door politely.

A. for　　 B. about　　 C. with　　 D. at

九年级英语单选题中等难度题查看答案及解析

用所给词的适当形式填空。

1.It's polite to knock on the door before____________(enter) a room.

2.Some people have to wear glasses in class because they can’t see the blackboard_____(clear)．

3.Our teacher gave us some advice that is worth____________(consider)．

4.What a____________(fun) thing it is!

5.It's not polite to keep others____________(wait)．

九年级英语阅读单选中等难度题查看答案及解析

--Who is knocking at the door?

-It ______ be Mr. Wang. He always knocks at the door so loudly.

A. must　　　 B. can　　　 C.　 may　　　　 D. might

九年级英语单项填空中等难度题查看答案及解析

Please knock at the door ________ you come into the room.

A. before　　　　 B. after　　　　　　 C. until　　　　 D. while

九年级英语单项填空中等难度题查看答案及解析

一Oh，there’s someone knocking at the door．

一　　　　 must be that naughty boy.

A．H e　　　　　　　 B．This　　　　　　　　 C．It　　　　　　　 D．That

九年级英语单项填空中等难度题查看答案及解析

—Oh， there’s someone knocking at the door.

—_______ must be that naughty boy.

A. He　　　　　　　　　　 B. This　　　　　　　　 C. It　　　　　　　　　 D. That

九年级英语单项填空中等难度题查看答案及解析

—Oh, there’s someone knocking at the door.

—_______ must be that naughty boy.

A. He　　　　　　　　 B. This　　　　　　　　 C. It　　　　　　　　　 D. That

九年级英语单项填空简单题查看答案及解析

It’s not polite to enter the other’s room ________ knocking on the door.

A. by　　　　　　　　　　 B. with　　　　　　　　　 C. without　　　　 D. from

九年级英语单项填空中等难度题查看答案及解析

It is not polite to enter others’ rooms ________ knocking on the door.

A. by                        B. with                 C. without

九年级英语单项填空简单题查看答案及解析