题目内容
4. We (know) each other ever since we were young.
() 2. (2015 •乐山) You’d better too much chocolate,or you’ll get fat fast.
A. not to eat B. not eat C. not eating
4. Tom has (change) a lot. He used to enjoy playing with others,but now he doesn't
5. water pollution 6. 在某种程度上
7. improve the situation 8. 不时，有时
5. (2015 · 黄石) On April 26 ,2003,Aron found himself in a very dangerous s when climbing in Utah.
() 4. Over fifty countries the AIIB(亚洲基础设施投资银行) so far.
A. joined B. was joining C. had joined D. have joined
4. I bought a new bike just now.(同义句转换)
I just a new bike.
() 5. do you know about the Olympic Games?
A. How long B. How often
C. How well D. How soon
2. 老师们意识到与他们的学生交流的重要性，并采取了行动改善这个情况。
The teachers realized the importance of communicating with their students and to improve the situation.
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