______in painting, John didn’t notice evening approaching.
A. To absorb B. To be absorbed
C. Absorbed D. Absorbing
—Jack, you seem excited.
—______? I won the first prize in the English speech contest.
A. Guess what B. So what
C. Pardon me D. Who cares
Only when Lily walked into the office ______ that she had left the contract at home.
A. she realized B. has she realized
C. she has realized D. did she realize
The quality of education in this small school is better than ______ in some larger schools.
A. that B. one C. it D. this
—Sorry, Liz. I think I was a bit rude to you.
—______, but don’t do that again!
A. Go ahead B. Forget it
C. It depends D. With pleasure
假如你是李夏。你看到美国留学生Sharon 在网上发贴，.希望有人能帮助她提高普通话（Mandarin）水平，她可以教英语作为回报。请根据以下提示用英语给她写一封电子邮件。
1. 表达给她提供帮助的意愿；
2. 说明你能胜任辅导的理由；
3. 给出讲好普通话的两点建议；
4. 提出你学习英语的具体需求。
注意：
1. 词数120左右，开头语已为你写好；
2. 可以适当增加细节，以使行文连贯；
3. 文中不得透漏个人姓名和学校名称；
Hi Sharon,
This is Li Xia. I learned from your post that you want to improve your Mandarm
