—________ will you come back from your work, Dad?
—In about half an hour, dear.
| A．How long | B．How often |
| C．What time | D．How soon |
—Only I can work out the problem in our class.
—you are!
A．How clever B．What clever C．What a clever
The workers when he to the workplace.
A．were working, was getting B．worked, got C．were working, got
The farmer keeps pigs on his farm.
A．hundreds of B．two hundreds C．hundred of
Take my coat with you when going out. It’ll keep you .
A．warmly B．coldly C．warm
—Would you mind the box?
—Do it as you like, please.
A．to open; OK B．opening; Certainly not C．Closing; Of course