【2012山东青岛】_______ we don't support our zoos, it will be difficult for them to take good care of animals.
| A．Unless | B．If | C．What if | D．Though |
It’s important _________ us _________ _English well.
| A．of; learning | B．for; to learn |
| C．of; to learn | D．or; learning |
Peter is _____because he hardly ever exercises.
| A．tired | B．happy | C．healthy | D．unhealthy |
---______do you go swimming? ---Sometimes.
| A．How often | B．How long | C．how many | D．How old |
he is very young, he can do many things.
| A．Although, but | B．Although,/ |
| C．/,though | D．But, though |
------How often ______ she exercise?
------Twice a week.
| A．do | B．does | C．doing | D．Did |