What kind of car do you want to have Alarge 0ne—Well，it_______ be large．——that’S not important．

The volunteers kept their hands in hot water __________ they could no longer tolerate the pain.

You never know how much difficulty we had the problem. Luckily, we managed to solve it with Mrs Wu’s help.

________ you dance We need some dancers for the talent show. —Yes, I can. And my friend Alice can dance, too.

Every student is required to watch the teacher carefully before ___ the chemistry experiment.