I ______ my mum cook dinner in the kitchen when the telephone ________.
| A．helped; was ringing | B．helped; rang |
| C．was helping; rang | D．was helping; was ringing |
Betty, you acted very well in the play! ___________
A. Thank you! B. Don’t mention it. C. It doesn’t matter.
How much did it cost to build the science lab? Five ____ yuan.
A. millions B. million C. millions of
Jack hurt his leg yesterday. Now he is in the hospital. ____________
A. It’s my pleasure. B. All right. C. I’m sorry to hear that.
Must I read all the stories today?
No, you ___. You can finish them tomorrow.
A. can’t B. needn’t C. mustn’t
I have a lot of beautiful pictures.
I want to have a look. Can you show _____ to me?
A. they B. their C. them