25、Please turn down the music,      our neighbors next door will be disturbed.

A．and          B．or           C．but           D．so

24、All the organizations involved have sent urgent ______ to government, asking for extra funding.

A．appeals            B．replies           C．consultation          D．contracts

23、Mike must be angry with me, for he walked       me without even saying hello.

A．past          B．on            C．at          D．over

22、      fit, we ought to learn more about our body and be careful with what we eat.

A．Keeping          B．To keep        C．Having kept.          D．To have kept

21、---Let’s throw a surprise party for mom’s 50^th birthday.

---That’s a good idea．We        several of her friends.

A．invite                  B．have invited                C．are inviting                   D．will invite

20、      life began on the earth is one of the biggest puzzles to scientists.

A．How           B．What           C．Where          D．That

19、---Your composition is full of mistakes.

---I wish I       more careful.

A．would have been                           B．had been

C．would be                                     D．were

18、The film is very humorous but       can be enjoyed unless you understand English culture.

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

17、These tax laws which are intended for domestic companies do not _____ to foreign companies.

A．contribute            B．lead           C．apply           D．fit

16、QQ,        you can chat with your friends, makes communication easy.

A．why         B．which          C．that          D．where