--What's wrong with you, Dave?
--My homework can't be on time because I've left it at home.
| A．given out | B．got over |
| C．showed up | D．handed in |
______ important it is for kids to imagine freely !
| A．what | B．what a | C．what an | D．how |
–Mum, ______ I visit the Movie Museum tomorrow?
--I’m afraid you can’t . It is closed on Monday .
| A．must | B．may | C．should | D．need |
Martin was so busy ______ the old that he gave up his part-time job.
| A．helping | B．helped | C．to help | D．help |
My friend invited me ______ the art club , and I accepted it with pleasure.
| A．join | B．to join | C．joined | D．joining |
Over $30,000 ______ for a children’s hospital by a British girl several months ago.
| A．is raised | B．was raised |
| C．will be raised | D．has been raised |