用所给词的适当形式填空 l. David and John want to jo

题型:填空题

问题:

用所给词的适当形式填空

l. David and John want to join the _______ (swim)club.

2. We need several_______(music)for school Music Festival.

3. What time_______ Alice_______ (take)a shower?

4. My family _______ (have)four people.

5. Let's _______(go)and play the guitar together.

6. Eating fruit can help you              ______( keep)healthy.

7. _______(thank)you for______(help) me with rny English.

8. She ________( teach)me math and we like_______(she)very much.

考点:形容词可数名词(单数名词,复数名词)人称代词实义动词助动词
题型:填空题

胃盲囊特属于()

A.牛

B.犬

C.猪

D.羊

E.马

题型:填空题

双集气管的两管压力不均衡,会产生煤气倒流,使炭化室顶发黑。

题型:填空题

天然气是重要的化石燃料,其主要成分是   

A.氧气

B.氮气

C.氢气

D.甲烷

题型:填空题

下列各项与激素调节有关的是                              (   )

A.食物误入气管 引起咳嗽

B.看到酸杏流唾液

C.男同学在青春期喉结突出

D.强光射来时,迅速眨眼

题型:填空题

按燃烧比进行煤的分类时,分成哪几种煤?各什么特性?

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