1 . As is known, only        hard leads to happiness.

A．work	B．works
C．worked	D．working

2 . 假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。
删除：把多余的词用斜线(＼)划掉。
修改：在错的词下画一横线，并在该词下面写出修改后的词。
注意：1. 每处错误及其修改均仅限一词；

2. 只允许修改10处，多者(从第11处起)不计分。

I’ve had a lot of wonderfully experiences during Senior High. Among them anything between my class teacher and I is the most unforgettable.

I was addicting to online games in Senior One, which meant I was unable to concentrate my studies. Learning this, my class teacher wanted to help me out by compete with me. He said I would have to play games less unless I was beaten. I was so confident that I agreed. Therefore, I was told later our class teacher was good at the online games. You can imagine the result of our competition. From then on, I promised I will spend most of my time on my lessons.

I can’t thank my teachers too much for his help.

3 . _____ how to get along with others is very important in success.

A．Know

B．Known

C．Having known

D．Knowing

4 . —What does Nicky’s job involve as a public relations director?
—______ quite a lot of time with other people.

A．Spending	B．Having spent
C．To spend	D．To have spent

5 .       public bicycles with a mobile app is more convenient for users.

A．To unlock

B．Unlock

C．Unlocked

D．Unlocking

6 . The time and effort he has devoted during the past few years________ trees in that remote area is now considered to be of great value．

A．to plant

B．to planting

C．plant

D．planting

7 . It is said that ________ to classic music may be helpful in improving teenagers’ taste.

A．exposed

B．exposing

C．being exposed

D．having exposed

8 . 单句改错
1. To tell you truth, your proposal surprised us.
2. He was too shocked that he couldn’t even say a word.
3. As well as know some Russian, she speaks English very well.
4. The news which he won the scholarship inspired us all.
5. Though facing with difficulties, Frank decided not to give up.

9 . It was ______ the president's speech that the secretary spent the whole morning at home.

A．to prepare	B．preparing
C．prepared	D．be prepared

10 . Acceptance is not about liking a situation. It is about acknowledging all that has been lost and ________ to live with that loss.

A．learning	B．learned
C．to learn	D．having learned