I was doing my homework the door bell rang.A....

I was doing my homework 　　　　 the door bell rang.

A. while　　　　　　　　　　　 B. when

C. after　　　　　　　　　　　 D. before

八年级英语单项填空中等难度题查看答案及解析

I was doing my homework 　　　　　　 the door bell rang.

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

八年级英语单选题简单题查看答案及解析

-Betty was doing her homework______the door bell rang.

A.when 　　　 B.if 　　 C.because　　 D.and

八年级英语单项填空中等难度题查看答案及解析

The bell rang ______ the teacher was explaining the problem to the students..

A. after　 　 B. while　　 　 C. before

八年级英语单项填空中等难度题查看答案及解析

The bell rang ______ the teacher was explaining the answer to the students.

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

八年级英语单项填空中等难度题查看答案及解析

— What were you and your sister doing when the telephone rang?

— I ________while my sister was eating.

A．sleep                                B．am sleeping

C．slept                                 D．was sleeping

八年级英语单项填空中等难度题查看答案及解析

I was doing my homework ______ my mother was cooking in the kitchen.

A. after　　　　　　 B. while　　　　　　 C. if　　　　　　　　　　　 D. Until

八年级英语单项填空中等难度题查看答案及解析

I was surfing the Internet 　　　 my brother was doing his homework.

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

八年级英语单项填空简单题查看答案及解析

I was surfing the Internet 　　　 my brother was doing his homework.

A. after　　 B. because　　 C. while　　 D. When

八年级英语单项填空中等难度题查看答案及解析

I was surfing the Internet　　　　　　 my brother was doing his homework.

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

八年级英语单项填空中等难度题查看答案及解析