-----_______do you take the medicine? -----Three times a day.A.How long B.H

题型：不详难度：来源：

-----_______do you take the medicine?
-----Three times a day.
A.How long B.How far C.How often

答案

解析

试题分析：句意：---你多长时间服一次药？每天三次。How long：多长时间，提问时间长度，How far：多远，提问距离， How often多长时间，提问频率。根据句意可知选C。

举一反三

I have known him________ I was young.

A．before

B．when

C．after

D．since

题型：不详难度：| 查看答案

_____ the waiter didn’t understand what the old lady was saying , he knew what she wanted.

A．Unless

B．Because of

C．Even though

D．Because

题型：不详难度：| 查看答案

---I am going to Nanjing and stay there for a week.
---_________you are there, would you please buy some books for me?

A．If

B．While

C．Since

D．As soon as

题型：不详难度：| 查看答案

句型转换。根据要求完成下列句子，一空一词。（每空1分，共10分）
小题1:Your key is on the floor. （对划线部分提问）
___________ ___________ your key?
小题2:Tom is a good student. (变一般疑问句)
_________ _________ a good student?
小题3:Those are orange chairs. (变为单数形式)
_______ is orange chair.
小题4:The baseballs are on the desk. (变为否定句)
The baseballs __________ on the desk.
小题5:This is my dictionary. (变为复数形式)
______ are ______ .

题型：不详难度：| 查看答案

He can swim very well, ______ he doesn’t want to join the club.

A．and

B．but

C．/

D．or

题型：不详难度：| 查看答案