3 . Recently it has been noticed _____ an increasing number of students are bringing smartphones to school, _____ means using smartphones reasonably has become _____ unavoidable topic for us students.

A．/; that; a

B．that; which; an

C．/; which; an

D．that; which; the

5 . 下列每个句子错误的地方已经标注出来，在句子后面的括号内写出正确的用法。
1. The reason why he is late again is because he gets up late again.
2. All the people who get involved ^the accident will be punished.
3. If we can participate in the game depends on the weather.
4. He said that he has spend 400,000 yuan on the house.
5. Apply oil to the injured area is a bad idea,which can keep the heat in the wounds may cause infection.
6. As far as I’m concern, I sincerely hope that everyone can make use of mobile phones properly.
7. Hear the news, they immediately set off for Shanghai.
8. One of the most largest shopping mall in North America is in Edmonton.
9. Water consists in oxygen and hydrogen.
10. We should know some knowledge about first aid, that can help us to save someone’s life.

9 . 请你修改以下的每一个句子，每句有1处语言错误，错误涉及一个单词的增加或修改。
增加:在缺词处加一个漏字符号(∧)，并在此符号下面写出该加的词。
修改:在错的词下面划一横线，并在横线下面写出修改后的词。
注意：每处错误及其修改仅限一词。
1. Halloween became a children’s festival in spite its religious origin.
2. It is a wonderful way for people around the world to sing with one voice , however, making the world a better place.
3. He was gratefully for what his parents had done for him.
4. The riddle on the lanterns were easy to work out.
5. They have been decorated the house twice since they bought it.
6. The first week was a little confused.
7. This was my first time spending three days enjoy the Naadam Festival in China’s Inner Mongolia.
8. It brings peace and beauty to me, that makes me feel like I’m lying by a stream in a forest.
9. Seen from the top of the hill, we can have a better view of the city.
10. If you tell him a secret, he will never talks about it with anybody else.
11. The actress couldn’t take part in the performance because of the injury of one of his knees.