Thanks to the Internet, different kinds of information in a short time.
| A．can be learned | B．has been learned |
| C．can learn | D．has learned |
I think everybody should ______ to protect wild animals.
| A．take action | B．act |
| C．do something | D．all the above |
If I don’t buy them, _____ will buy them.
| A．else someone | B．else anyone |
| C．someone else | D．anyone else |
–Mum, must I stay there the whole day?
--No, you ____. You _____ come back after lunch, if you like.
| A．mustn’t, can | B．needn’t, must |
| C．needn’t, may | D．mustn’t, should |
For a long time I found _____ agree with Mum’s ideas.
| A．hard | B．it hard | C．it hard to | D．it is hard to |
—The baby panda wasn’t____ to take care of ____.
| A．too old, it | B．enough old, it |
| C．old enough, itself | D．so old, it |