24. — I serve three meals every day and do almost everything for him, but he still fails me.
— I’m sorry to say that’s______ you are mistaken.
| A．how | B．what | C．where | D．which |
. He told me to leave out the articles in this sentence ________ it is possible.
| A．where | B．in which | C．that | D．what |
. They were surprised that a child should work out the problem _____ they themselves couldn't.
| A．once | B．then | C．while | D．if |
. The film brought the hours to me ________ I was taken good care of in that far-away village.
| A．until | B．that | C．when | D．where |
. It was great joy ________ he received the news that his lost daughter had been found.
| A．because | B．which | C．since | D．that |
. He was just about to give up and return to his bedroom for a good rest ________ he had a bright idea.
| A．but | B．while | C．until | D．when |