Grammar / B1 Grammar lessons and exercises\ During, for, while
Fill in each blank with the correct word: during, for, or while.
I can't concentrate if you keep talking I'm trying to study.
You can't take pictures the ceremony.
I couldn't sleep two days.
I've been studying English a couple of years.
The modern Olympics have been held the summer months every four years since 1896.
Did anybody call I was away?
Please, be quiet the children sleep.
The Secretary announced her new plans the speech.
We haven't been in contact some time.
We've been married 15 years.