1) He failed the exam ______ because he wasn’t hardworking enough.(part)2) Her ________ is a magnet and it makes her ________.(laugh,attract) 3) All the people living in _______ in the world is what we wish (peaceful) 4) Please keep ________ (silence) The teacher is giving a speech.5) Human is thinking about ______ (explore) the Mars.6) You had better ________ (approach) the dying snake carefully.7) The room is full of ______ (laugh) and ________ (hap

问题描述:

1) He failed the exam ______ because he wasn’t hardworking enough.(part)
2) Her ________ is a magnet and it makes her ________.(laugh,attract)
3) All the people living in _______ in the world is what we wish (peaceful)
4) Please keep ________ (silence) The teacher is giving a speech.
5) Human is thinking about ______ (explore) the Mars.
6) You had better ________ (approach) the dying snake carefully.
7) The room is full of ______ (laugh) and ________ (happy)
8) The speaker made the audience r_____ (roar) with _____ (laugh)
9) The last student ________ (leave) is responsible for switching off the lights.
10) He lied on the grass _______ (lazy),enjoying the ________ (peace) lake.
11) Children dreamed to _____ (开发) the planet in the near future.
12)don't use the lift when you escape from a high___during a fire.

1,注意动词knows,用的是单三,若选D的话动词原形就可以。
2,这个没有什么可解释的哦,没有人会说this is why...
3,A. How many days 别看偏了,这里是How many来提问数量的,不是提问频率的
B.How often 提问频率
C.How long 多久,提问时间
D.How much time 与C相同

1. partly 2. laughter...attractive 3. peacefulness 4. silent 5.exploring 6.approached 7. laughter...happiness 8.roared...laughter 9.leaving 10. lazily...peaceful 11. explore 12. building?

1、partially  副词形式;2、第一空为名词形式laugh,第二空为形容词attractive;
3、副词peacefully; 4、动词silent; 5、动名词exploreing ;6、动词approach;7、名词laugh,happiness; 8、roar with laughter;9、leaving;10、副词lazily,形容词peaceful;11、develop;12、floor楼层