---May I have a cat at home, Dad?
---Yes, you can. But you must know how to ____________ it.
| A．look like | B．look at |
| C．look for | D．look after |
The Internet makes the world become .
A．bigger and bigger B．more and more C．smaller and smaller
—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