根据对话内容及首字母提示，填入适当的单词完成对话。

A: Why do you look u 1 these days?

B: Because I f  2  in the biology exam the day before yesterday.

A: Is it true? I feel very sorry for you.

B: I don't care a 3 the grade, but I didn't find out why I failed the exam.

A: Did you study hard for the exam?

B: Yes, I s 4 the whole weekend on my lessons.

A: You'd better ask the teacher for some a  5  .

Look at______ young lady with curly hair. She is _____ English teacher.

A．a; the               B．the; a               C．the; an             D．the; the

Please keep quiet! If you make a lot of______, the others can't hear me clearly.

A．music             B．voice              C．sound            D．noise

--Look, this is my new house. How do you like it?

--Mm, it is beautiful. But it is not______ ours.

A．large than                                 B．so large than

C．so large as                               D．as larger as

Although you like the book, you may only____ it for two weeks.

A．borrow            B．keep               C．lend             D．stay

Li Ying ____ be here now as she went to Beijing three days ago.

A．can't            B．needn't              C．mustn't          D．may not

--What about these two sweaters, madam?

--____of them fits me. Could you show me another one?

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

Steven____ a present for his friend at this moment last Sunday morning.

A．chose          B．was choosing             C．chooses                 D．is choosing

Be quick! ____we'll miss the flight to Hainan Island.

A．Or            B．But              C．And               D．So

--____ you ever ____ Shanghai for the 2010 World Expo（世博会）?

--Not yet. I will visit it this summer vocation.

A．Had; gone to        B．Have; gone to       C．Had; been to        D．Have; been to