28、Have you got a free evening next week?          , let’s have dinner.

A．While so       B．Since so         C．When so       D．If so

27、      of danger in the street at night, she had to go home, with a friend       her.

A．Warned; accompanied                                  B．Having warned; accompanying

C．Warning; accompanying                              D．Having been warned; accompanying

26、---Do you want tea or coffee?

---       . I really don’t mind.

A．Both           B．None          C．Either            D．Neither

25、---Our holiday cost a lot of money.

---Did it? Well, that doesn’t matter     you enjoyed yourselves.

A．unless           B．as long as         C．as far as          D．in case

22、-----Is this Miss Jenning's new office, Jack?

-----Yes, and _______．

A．that's all right             B．it's OK             C．after you           D．you can find it

21、---Hi, Jack! Have you heard of any good news about Frank recently?

---Yeah．He      have done better． He has been admitted to Beijing University，because of his winning the prize in the national computer contest．

A．shouldn't          B．wouldn't          C．needn't            D．couldn't

20、------So how long have you been in Beijing? 

-----Just a couple of days．I'm on a great tour, you know, and I       __ all the places of interest here．

A．visited            B．am visiting             C．have visited        D．have been visiting

19、There were eighteen pandas to choose from for the Taiwanese,      _____were the couple also from the protection garden．

A．the most lovable of whom              B．but the most lovable of which

C．of which the most lovable                D．the most lovable of them