It is usually quite warm in my hometown in March, but it_______ be rather cold sometimes.
| A．must | B．can | C．should | D．need |
it's difficult to make her dream come true, she never gives up.
| A．Though | B．Unless |
| C．Because | D．If |
Teenagers are not allowed to stay out late _school nights.
| A．on | B．in | C．at | D．by |
lf you want to work for a magazine, we have a job for youa reporter.
| A．with | B．of | C．as | D．for |
With help, we finished our work on time.
| A．they | B．them | C．their | D．theirs |
There isinsect on the ground. The child is very interested in it.
| A．a | B．/ | C．the | D．an |