The doorkeeper gave the alarm _______ he saw the smoke.

A. while  B. the instant

C. suddenly    D. before

練習冊系列答案
相關習題

科目：高中英語 來源： 題型：

_____ many times, but he still couldn't understand it.

　　A. Having been told　　　　　　　　　　 B. Though he had been told

　　C. He had been told　　　　　　　　　　 D. Having told

查看答案和解析>>

科目：高中英語 來源： 題型：

___________lessons were not difficult．

       A．Our few first short English     B．Our though    English

       C．Our few first English short     D．Few our first English short

查看答案和解析>>

科目：高中英語 來源： 題型：

.He voiced a doubt at the company meeting ______works hard can be______they want to be.

       A. that whoever, what       B. whether whoever, whatever

       C. which who, whatever   D. if who, whatever

查看答案和解析>>

科目：高中英語 來源： 題型：

Remind me _______ the medicine tomorrow.

A. of taking    B. taking

C. to take       D. take

查看答案和解析>>

科目：高中英語 來源： 題型：

“What a terrible rain we are having!” “Yes. We are asked to pay more attention to the information about the rain ______ flood.”

A. as well as   B. so long as

C. because of  D. in case of

查看答案和解析>>

科目：高中英語 來源： 題型：

Why did you just sit and watch？ You _______ me.

    A. could help            B. should help

C. could have helped     D. must have helped

查看答案和解析>>

科目：高中英語 來源： 題型：

______is no doubt that the Dallas Mavericks will defeat the Washington Wizards in the next game?

A. It　              B. As                  C. That　           D. There

查看答案和解析>>

科目：高中英語 來源： 題型：

 I had just stepped out of the bathroom ______ I heard the steps.

A. while       B. when      C. since    D. after

查看答案和解析>>

同步練習冊答案