Bill is an _______ boy.
| A．eight years old | B．eight-years-old |
| C．eight-year-old | D．eight-year-olds |
Thomas Edison is known _____inventions______ a great inventor.
| A．to, as | B．for , as |
| C．as, to | D．to, for |
After John graduated ,he went on to study in ______ university instead of going to work.
| A．a | B．an | C．the | D．/ |
---Millie was invited to the party .How lucky!
---Well, she not come. She is not sure whether her mother will allow her to.
| A．might | B．would | C．must | D．need |
silk feels soft and cool, it is difficult to take good care of.
| A．Because | B．Though | C．Since | D．As |
----My teacher often encourages me more friends.
----Your teacher’s idea is right .The more friends you make, you will be.
| A．to make；the more happy | B．to make； happier |
| C．making； the happier | D．to make； the happier |