题目内容
2. 他们尚未决定是去伦敦还是去柏林。
They haven’t decided they will go to London Berlin.
2. whether;or
5. improve? why,you,do, English,want,to, your (连词成句)
1. 在过去
2. 不寻常的事物
3. 某个新鲜事物
4. 上一次
5. 老人之家
4. 省份(n.)
5. —千(num.)
6. 春天(n.)
① 没有什么可怕的。
There is nothing.
2. Food (safe) is one of the most important things that we should pay attention to.
5. China has the population in the world.
A. largest B. most
C. more D. highest
2. you ever to keep our environment clean?
A. Did;help B. Will;help
C. Are;helping D. Have;helped
3. The sofa is very (柔软的) and comfortable.
4. Did you (检查) your homework yesterday?
培优口算题卡系列答案培优口算题卡系列答案培优口算题卡系列答案