《2025年同步练习册明天出版社九年级英语全一册鲁教版五四制》

听！一定有人正在敲门。Listen! There must be someone ______knocking at the door.
解析：此题考查 must be doing sth. 结构,表示“一定正在做菜事”。因此答案为 must be；knocking。

答案： must be；knocking

(1)There must be many passengers waiting(wait)at the train station.
(2)他一定正在操场上打篮球。He mustbeplaying basketball on the playground.

答案：
(1)waiting
(2)must be playing

一、根据汉语提示完成单词
1. Shall we go for apicnic(野餐)this weekend? The weather is so fine.
2. Don't makenoise(噪音). The baby is sleeping.
3. If the program isn't interesting,I'll feelsleepy(瞌睡的).
4. We had apicnic(野餐)on the beach last weekend.
5. All passengers must go through safetycheck(检查)before they take a plane.
6. Mr. White looksuneasy(不安的). What has happened to him?
7. The cars are thepolicemen's(警察). They are catching the bad man.
8. Wolves(狼)look for food mainly by smelling and listening.
9. Nothing ismore valuable(宝贵的)than life. Let's love our lives and do something meaningful.
10. The businessmanwas interviewed(采访)by the TV station last night.

答案： 1. picnic 2. noise 3. sleepy 4. picnic 5. check 6. uneasy 7. policemen's 8. Wolves 9. more valuable 10. was interviewed

二、用所给单词的适当形式填空
1. The CD might beCarla's(Carla). She always listens to pop music.
2. The girl in red must be Marywhose(who)favorite writer is J. K. Rowling.
3. My books can'tbe stolen(steal)because there is nobody here.
4. It isnoisy(noise). My son is playing cards with his friends.
5. I saw your brotherrunning(run)to the school when I was walking along the street.
6. Listen! There may be someonecrying(cry)for help.
7. Everyone hopes that this animal willsimply(simple)go away.
8. Did you have funplaying(play)basketball with your pals?
9. Rubbish was thrown away everywhere in theneighborhood(neighbor).
10. She was thinking oftaking(take)a shower.

答案： 1. Carla's 2. whose 3. be stolen 4. noisy 5. running 6. crying 7. simply 8. playing 9. neighborhood 10. taking