1 . Walking along the river, we heard someone ________ for help.

A．shouting

B．shout

C．shouted

D．having shouted

2 . The professor is explaining how to do the experiment, with many students ______ (围绕) him. (根据汉语提示单词拼写)

3 . With spring a____________, the pink of the apple blossom is beginning to show. (根据首字母单词拼写)

4 . You will see trains ________ (轰隆隆地快速移动) in and out all the time at the subway station. (根据汉语提示单词拼写)

5 . He walked off and left me ________(sit) there alone. (所给词的适当形式填空)

6 . With Teachers’ Day ________(approach), our class decided to hold a party to celebrate it. （所给词的适当形式填空）

7 . They are taking great trouble to support the bike, with my mother ________ (carry) a box. （所给词的适当形式填空）

8 . I saw the man with a little girl ______ (蹦跳) along behind him. (根据汉语提示单词拼写)

9 . With the tourism ________ (发展，繁荣), the residents of this area attached greater importance to the protection of nature . (根据汉语提示单词拼写）

10 . Festivals are becoming more and more commercial, with businesses _____________ the celebrations.
节日正变得越来越商业化，商家会利用这些庆祝活动（进行促销）。