While Ann ___ TV, her father came home.A．is watchingB．was watchingC．watchD．watch

题型：不详难度：来源：

While Ann ___ TV, her father came home.

A．is watching

B．was watching

C．watch

D．watches

答案

解析

while引导的时间状态从句常用进行时态

举一反三

Don’t talk here. Grandparents ____.

A．sleep

B．is sleeping

C．are sleeping

D．sleeping

题型：不详难度：| 查看答案

—Where does your cousin live?
— She _____ Toronto.

A．live

B．lives in

C．lives

D．live in

题型：不详难度：| 查看答案

Look! The boys football under the tree.

A．play

B．is play

C．is playing

D．are playing

题型：不详难度：| 查看答案

---What you when it is snowing?
--- I do some washing with my mother at home.

A．are, do

B．are, doing

C．do, do

D．are, going to do

题型：不详难度：| 查看答案

While he ________ his homework , his mother came in.

A．does

B．did

C．was doing

D．do

题型：不详难度：| 查看答案