While ..........to school, I saw an accident

............the match, he scored two goals

While.........London,  she met the queen.

While my mother was cooking, my father.........a newspaper.

He couldn't hear me as he...........TV.

While the letter........, the light went out.

While I was swimming, my clothes..........

She used to come early,but now she........

Ali no longer smokes as he........

Scissors are used to..........nails.

Milk is used for........some cakes.

She ........us late the other day.

It is a..........to do your best if you want to achieve your goals.

Ignoring you doesn't........mean I scorn you.

The player was bleeding. We......take him to a doctor.

It was foggy. I .........drive slowly.

Taking photos here isn't......... . It's a military area

It's advisable for him to do it alone He........do it alone

He seldom goes to scholl,........?