—Did the children make the model all by________?
—Yes, they did.
A. they B. them C. themselves
She was so angry at _______ he was doing ______ she walked out, and closed the door heavily behind her.
| A．what; that | B．that; what | C．that; that | D．what; what |
– There’s somebody at the door. Who ____ it be? Is it the postman?
-- No. It ______ be him. It’s just seven o’clock. It’s too early.
| A．must, may not | B．will, won’t | C．may, mustn’t | D．may, can’t |
Don’t stand up until you ____________.
| A．tell to | B．are told | C．are told to | D．are told to do |
I really don’t know ______________.
| A．where to travel to | B．how to solve | C．what to do it | D．who to talk to |
This is ___ song I’ve told you about. Isn’t it ____ beautiful one?
| A．the; the | B．a; a | C．the; a | D．a; the |