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看，幾個(gè)同學(xué)正在用英語對話呢，猜猜他們說了什么，完成對話，首字母填空，看誰猜的最準(zhǔn)確。

Li Ming: Excuse me, Wu Dong. Whose black dog is this? Is it y_1._? 

Wu Dong: Let me h_2._ a look. Oh, no, it’s not m__3._.

Li Ming: Li Lei, look at the dog b_4.__ the tree. Is it yours?

Li Lei: S__5.__, it isn’t mine. My dog is black and w____6._. I think it looks l_7._ Ma Lin’s.

Li Ming: W_8._is Ma Lin?

Li Lei: He is my friend. Look! He’s over there. L_9._ go and ask him.

Li Ming: Ok, Let’ s go.

Li Lei: Hi,   Ma Lin. Is that dog yours?

Ma Lin: Oh, yes, it’s mine.

Li Lei: It’s a lovely dog! D_10._ lose it.

Ma Lin: Yes, thank you.

Become a volunteer and help those who need your help in your community ( 社區(qū) )！ Volunteer work includes helping the poor, helping the families whose houses were destroyed by natural disasters ( 災(zāi)害 ) or creating green space for neighborhood families. Whichever service activity you choose, you have the “ power of one” to make a difference and create a real change in the community!

1. Our holiday volunteer jobs are open to all Americans. You don’t need any special skills to join and there are no age limits ( 限制). With biosphere Expedition ( 生物探險(xiǎn) )， you can be a wildlife and environmental volunteer for anywhere from two weeks to two months. You’ll work with local scientists, and the leaders from Biosphere Expedition will be by your side.

2. We need students at the age of 16 and up who study at school and want a chance to use their talents, skills and knowledge to help the little kids. Most of them have enough patience and are warm—hearted. Join the Volunteer Service Center Today !

Volunteers are the greatest people in the world. Let’s work together to make the world a better place.

1. The volunteers can ________ in the community.

A. look after pets                 B. help the poor people

C. buy houses for the homeless      D. Clean up the yards

2.The Biosphere Expedition is probably held ________.

A. for three months           B. in summer vacation

C. only by local scientists      D. between America and China

3.If Wu Dong is ________ years old, he may join the volunteer Service Center.

A. 11       B. 13        C. 15      D. 16

4.Which of the following is True?

A. The volunteers should create green space for all the families.

B. The volunteers can choose any service activity in the community.

C. To do the holiday volunteer work, special skills are needed.

D. A boy who doesn’t study at school can be a volunteer to help the little kids

5. What is the best title for these three ads?

A. Volunteers Wanted        B. A Job Interview

C. An Expedition Club       D. Education Service