25．He will go to the Great Wall if it _______ tomorrow．

A．won’t rain    B．doesn’t rain    C．don’t rain    D．isn’t raining

24．I don’t think football is _____ table tennis

A．so interesting than  B．so interested as  C．much interesting than  D．so easy as

23．It’s really __________ of you to give us so much help．

A．useful    B．helpful    C．wonderful    D．kind

22．---Mr Scott _____ be in the office．The light is still on.

---No，he ______ be．I saw him drive out with his wife just now

A．may；mustn’t    B．must；Can’t    C．can；can’t   D．must；mustn’t

21．All the teachers and students in our school are _________ money for Project Hope．

A．spending    B．earning    C．saving   D．raising

20．What should we do about UFOs in the future according to(根据)the passage?

A．We should try to take a LIFO to the moon

B．We should try to find out what UFOs really are．

C．We should use UFOs to work for us．

19．What does the writer think those people saw?

A．A weather balloon or an unusual plane．

B．UFOS with aliens．

C．Some strange people．

18．What did some people even say?

A．They made mistakes．

B．They were taken away and then brought back to the earth by aliens．

C．They can’t see UFOs flying around．

17．What do UFOs carry?

A．Aliens．    B．Some strange animals．  C．A planet．

16．What do many people and some scientists think the UFOs are?

A．Planes．    B．Spaceships．    C．Some kinds of objects．