阅读理解。
Lucy and Lily want to give their grandmother a birthday present．
Lucy：What does grandmother want?
Lily：I don’t know．We bought her some cakes last time．
Lucy：Yes．And we．ate most of them! We can’t do that again．
Lily：Let’s buy her a book．She likes readin（9）
Lucy：Let’s go and ask her．
The children go to the living room．Their grandmother is watching TV．
Lucy：We want to buy you a book for your birthday．What book do you want?
Grandmother：How much do you want to spend?
The girls：We’ve got twenty-five dollars．
Grandmother：Good! That’s enough for the book l want．The title is“Quick and Easy Cooking”．
The children bought their grandmother the book for her birthday．They didn't eat her present this time，but they ate the things she cooked from it．
根据短文内容选择正确答案。
（1）Why did the children want to buy their grandmother a present?
A．Because it was Christmas．    
B．Because she was sick．
C．Because it was her birthday． 
D．Because it was Mother’s Day．
（2）What did they buy her last time?
A．A book． B．A cookbook．   C．Nothing． D．Cakes．
（3）What did they want to buy her this time?
A．A book． B．A TV．      C．Nothing． D．Cakes．
（4）Why did they think of a book for their grandmother?
A．Because she likes cooking．
B．Because she likes watching TV．
C．Because she likes reading．
D．Because they wouldn’t able to eat it．
（5）How did they find out what their grandmother wanted?
A．They asked their dad．
B．They asked their grandmother．
C．They looked at what she was reading．
D．They saw what she was watching on TV．
（6）What kind of book did they buy in the end?
A．A cookbook．      
B．An easy book．
C．A book about chocolate． 
D．A book about television．