It is not until he returned to his hometown ______ the great changes that had happened.
A. did he find B. that he found
C. that did he find D. found he that
Donald Trump made a _____ to the nation that he would struggle for lower taxes and improve health care after taking office.
A. contribution B. commitment
C. devotion D. donation
______ Jack Ma has stepped down as chairman of Alibaba, he still remains on its board of directors.
A. Since B. Before
C. While D. Until
When you’ve got through the gate of opportunity, don’t get it shut behind yourself, and give others the same chance that_______ you succeed.
A. helped B. is helping
C. had helped D. will help
In the eyes of a policeman, it’s usually dangerous to get close to the_______ criminal. He may do anything he would to escape.
A. sensitive B. conscious
C. primitive D. desperate
假如你是李华，你的英国朋友Mary打算到中国留学，给你发邮件，向你询问学习汉语的方法，请你写封邮件给她回复。
要点如下：
1. 英语与汉语学习有区别；
2. 学好汉语的建议；
3. 你的祝愿。
注意：1. 词数 100 左右；
2. 可以适当增加细节，以使行文连贯。
Dear Mary,
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Yours,
Li Hua
