Question

從方框中選擇合適的詞或短語,并用其正確形式完成短文.

pleasant, collect, protect, some, take care of, try one's best, as soon as, cut down, pick up, visit     One day I 1._______ one of my friends in a big town. Suddenly, a piece of beautiful music came to my ears. My friend's father quickly 2._______ some bags of litter and went outside. I asked my friend, "What's going on?" My friend said that there was a truck 3._______ litter outside.     "Whenever someone throws some litter in, it gives out beautiful music.     4._______ other people hear it, they'll go out with their litter and throw it in."     "It's a 5._______ way to help keep our city clean," said my friend.     6._______ our environment is very important. Wherever you live, you can do something around your neighbourhood.     Have you ever thrown 7._______ litter onto the ground? Have you ever drawn pictures on public walls?   Have you ever spat in public? Have you ever 8. _______ trees? If your answers are "No", it  means that you have already helped 9. ________ our environment. It is our duty to keep our environment clean and tidy. If everyone 10._______ to protect the environment, the world will become much more beautiful.

Answer 1

1. was visiting 2. picked up 3. collecting 4. As soon as 5. pleasant 6. Taking care of  7. any 8. cut down 9. (to) protect 10. tries his best