If they       what I was saying, they'd know what I was talking about

---You didn’t lock the back door.
一You are wrong．I         .

“______,” the soldier screamed loudly, who held a gun in his hands, “or I will shoot again!”

It was in such a good place ______ everyone wanted to go and visit ______ I came across the old lady.

The astronaut did many experiments in the spaceship, ______ much help for knowing space.

There is no      in trying to persuade him to change his mind, for he never follows the advice of others.

Being determined is a good quality and that’s      it takes to do anything well.

I am sorry you’ve been waiting so long, but it will still be some time __________ Brain gets back from his holiday.

— Can you explain ____ you have been late for school several times this term?
— Sorry, but it is the first time that I have been late this week.

________ of you figures out the answer will be given a pack of candies weighting 2 pounds as a gift.