假定你是苏海，你的美国朋友David给你发了下面的邮件，请仔细阅读邮件并根据信中的内容和生活实际用英语回复，可适当发挥。

注意:

1.词数90左右。短文的开头已经写好，不计入总词数。

2.短文须包含所有要点，不要逐词翻译，可适当发挥，使短文连贯、通顺。

3.短文中不得提及真实的人名、校名等相关信息。

Dear David,

Thanks for your email. I'm very sorry to hear that_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

I hope my answers will be of some help to you.

Best wishes,

Su Hai

— Do you know ________ boy over there?

— Yes, he likes playing ________ basketball very much.

A.the; the B.a; the C.the; /

— Are Gina and Helen ________ classmates?

— Yes, and I need to give the notebooks to ________.

A.yours; they B.your; them C.you; their

We have a map of China ________ the wall ________ the classroom.

A.on; in B.in; on C.on; under

— Please help me with this problem.

— OK. ________ is easy for me.

A.That B.This C.It

— Does Sarah have eggs every day?

— No, she ________. But her sisters ________.

A.doesn't; does B.don't; does C.doesn't; do

Cindy has a good eating habit. She always eats ________, so she is ________.

A.well; healthy B.well; health C.good; health

We'll go camping on Sunday. We need some ________ and ________.

A.chickens; tomato B.chicken; tomatoes C.chicken; tomato

— Christmas is coming. Do you want to go out ________ do some shopping?

— No, I'm busy. ________ I really want to.

A.and; Or B.and; But C.but; And

— Helen, don't worry (担心). Let me ________ you .

— Thank you for ________ me.

A.helping; help B.to help; helping C.help; helping