Don’t get off the bus ________it has stopped．
| A．until | B．if | C．because | D．though |
Tom and I are good friends. _______ often help each other.
| A．We | B．Us | C．They | D．Them |
—Lisa, do you remember ________ yesterday?
—Of course.
| A．what did the teacher say | B．what the teacher said |
| C．what will the teacher say | D．what the teacher will say |
Chinese ________by more and more people in the world now.
| A．speaks | B．is speaking | C．spoke | D．is spoken |
—Is your brother at home?
—No. He ________ the library. He hasn’t come back yet.
| A．was going to | B．has been to |
| C．has gone to | D．goes to |
Don’t worry. He ________ you as soon as he gets home.
| A．call | B．calls |
| C．will call | D．called |