It is careless ______ him to lose his wallet again. I think it necessary ______ him to be more careful next time.
A. of; to B. of; for C. for; for
— I just don’t think zoo is a good place for animals. They are not free in the zoo.
— . But don’t you think the zoo looks after animals well?
| A．I don’t agree | B．I don’t think so |
| C．You must be joking | D．Maybe you’re right |
The box was too heavy for me to carry, I pulled it into my room.
| A．so | B．and | C．but | D．or |
fit, she eats little every day.
| A．Keep | B．Keeping | C．Keeps | D．In order to keep |
Usually, a mother wolf gives birth to five to seven baby wolves .
| A．for a time | B．for the time | C．at the time | D．at a time |
— The number of wild lions in Africa (非洲) no more than 15,000 in the year 2010.
— Like tigers, they are really in danger of dying out, too.
| A．was | B．were | C．is | D．are |