24、一Can you come to have dinner with me this evening?

一I′m afraid not．I_____take care of my grandmother．She is ill．

A．cant       B．have to      C．may      D．could

23、一You are really beautiful in that blue dress．Is it new．9

一No. I ______ it for a year．

A．have bought     B．have had    C．bought  D．had

22、Many people enjoy the book Harry potter。It _____________ by JK Rowling．

A．writes    B．is writing    C．was written    D．wrote

21、He coughed day and night. His wife asked him ______ smoking．

A．giving up  B．going on   C．to give up   D．to go on

20、There′s too much noise．__________ of the two boys call fall asleep．

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

19、一What′s Tim doing at the moment?

—I thank he ________ a report．

A．gives     B．Was giving     C．is giving     D．has given

18、If Ira free，I′d like to spend ______ holiday in the country．

A．a two—day  B．two days′    C．two—day     D．two days

17、We need′t buy any ___________．There axe many in the fridge．

A．fruit        B．meat        C．milk        D．eggs

16、This sweater is not as good as that one，but it′s much______．

A．cheap       B．cheaper       C．cheapest     D．the cheapest

15、He did′t tell me _________．

A．which floor did he live         B．which floor he lives on

C．which floor he lived on         D．which floor he lived