1 . This is the most __________ (advance) type of engine available. (所给词的适当形式填空)

2 . Much to their delight, their new project __________ (approve) at the conference, the excited scholars decided to hays a barbecue to celebrate the fantastic moment. (所给词的适当形式填空)

3 . He made it __________(absolute) clear that he showed gratitude to everyone for their hard work. (所给词的适当形式填空)

4 . After knocking politely at the door, that ________ (apply) entered the office of the editor. (所给词的适当形式填空)

5 . I’d like to make an _________ with the doctor.

A．appoint

B．appearance

C．appointment

D．afraid

6 . I didn’t have _________ to say. So I said _________.

A．something, anything	B．anything, something
C．anything, nothing	D．nothing, anything

7 . Stop cutting the trees, _________ the earth will become worse and worse.

A．and

B．or

C．but

D．with

9 . Although three teams adopted different ________(approach) to the problem, they all succeeded. （所给词的适当形式填空）

10 . The government have made a documentary to raise the _________ (aware) of the public to protect the environment. (所给词的适当形式填空)