题目内容
2. The students didn’t understand the sentence until it_(explain) again.
2. was explained
4. In the Palace Museum, we took a close look at many paintings during the old_(时代)
( )3. When something_me, I can ask my friend for help.
A. worry about B. worries about C. worry D. worries
2. The_(领导）of different countries came to Beijing to attend APEC Summit in 2014.
9. He has been a social worker since he_(毕业）from school.
10. 妙极的；酷的(adj） _______________
11. 星期二 (n.)_________________
12. 星期三(n..）
(2) A pencil box is__________ (use) to a student.
2.自从第一届《中国达人秀》获得成功以来，越来越多的人都参加了它的选拔。
More and more people_it since the first China s Got Talent became successful.
( ) 10. Don’t turn on the radio_you are allowed to.
A. after B. since C. when D. until
