—— I think a design which ________ all the ages and social groups is not easy to make.—— I can’t agree with you more.
The soldier stood there ___ , except that his lips moved a little as if he was saying to himself.
---I went to the History Museum last summer. ----Did you go ___?
He is ill, and he has ___ in bed for a week.
We’ve made up our mind to finish this experiment no matter ___ difficult it was.
His doctor suggested he ___ smoke because of his illness.