一、根据汉语意思或音标写单词。
1. We bought two ______（小袋）of oranges in the supermarket yesterday.
2. Don't make ______ /nɔɪz/ in the living room! My son is sleeping.
3. The number of tigers in the world has ______（减少）in the past fifty years.
4. It's sunny today. The Greens are having a ______ /'pɪknɪk/ in the park.
5. The ______（奶酪）cake smells so good that I can't wait to eat it.

packets
; noise
; reduced
; picnic
; cheese

二、用括号中所给单词的适当形式填空。
6. You should wash your dirty clothes, Jim. They are ______ (smell).
7. My sister runs every morning in order ______ (keep) healthy.
8. It rained ______ (sudden) and I didn't take my umbrella. So I got wet.
9. The boy ______ (stand) under the tree is my brother.
10. Parents and schools make ______ (rule) to help students to become better.

smelly
; to keep
; suddenly
; standing
; rules

三、根据句意，在空白处填入一个适当的单词。
11. We sit ______ each other, so I can see his face clearly.
12. After a long week ______ work, Lily listens to music to relax.
13. Jack usually chats with his friends ______ his phone for a long time.
14. An old man got ______ the bus. A girl gave her seat to him.
15. Mike jumped up ______ surprise when he heard the news.

opposite
; at
; on
; on
; in

四、用方框中所给单词或词组的适当形式填空。每词（组）限用一次。
cover several take out quiet block
16. Linda ______ 200 yuan from her wallet to pay for her new dress just now.
17. Jerry ______ his neck with a scarf to keep warm in the wind this morning.
18. A fallen（倒下的）tree ______ the road to school this morning.
19. ______ parents are waiting for their kids at the school gate.
20. You should keep ______ in the library. It's one of the rules.

took out
; covered
; blocked
; Several
; quiet