题目内容：

阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空。

David: Hi, Linda, what are you doing?

Linda: Hi, David．I 1.  （prepare） for the test tomorrow．

David: But 2.  are you sitting here in the garden?

Linda: Well, the library is full and the classroom is too noisy． Are you ready 3.  the test ?

David: I am afraid not．I feel very nervous． We don't have much time 4.   （leave）．

Linda: We can prepare together．Maybe that can help．

David: Good idea．How many units will be included in 5.  coming test?

Linda: Three altogether．They are Unit 4,Unit5 and Unit 6．

David: Really? I 6.   （think） Unit 6 would not be covered．

Linda: It is included 7. it is only partly finished by our teacher． Now let's ask each other questions．You go first．

David: All right．Please name three European countries．

Linda: It's easy．France, Germany and Russia．I   8. even say more．

David: It seems you are 9.   （well） prepared than me． Now it's 10.   turn to ask me questions．

Linda: OK．What are the seven continents of the world?

David: Asia, Europe, Africa, and err．．．．I really can't remember them all．

Linda: Don't worry． You still have some time today to prepare．