知识问答
最佳答案：1.He is seven years old.2.Yes,it is.3.Three tickets4.No,he doesn't.5.Yes,she is.
最佳答案：1.goes,restaurant2.chicken,French3.in,Lag4.No,he doesn't.5.Yes,it is
最佳答案：1.No,they didn't.2.They are studying at the English Language Center.3.He thinks
最佳答案：1.She is twelve.2.Her brother is John.3.They are teachers.4.They are in Beijing,
最佳答案：小题1:No, there weren’t. 小题2:On their relationship with friends and classmates.小题3
最佳答案：（1）流向：自西向东流（2分）（2）原因：位于河流上游，水质较好。（2分）（3）建垃圾填埋场：丁 （2分）建垃圾发电厂：乙（2分）（4）起到保护河流源头的水源、
最佳答案：1. He went to Beijing by train on the 3rd.2. He went to the Great Wall on the 4t
最佳答案：1.She lives in China now.2.She has breakfast at home.3.She has breakfast at scho
最佳答案：1.Some new clothes.2.The same price as the trousers.3.No he didn't.4.A coat.5.He
最佳答案：解题思路：探究的一般过程包括提出问题、作出假设、制定计划、实施计划、得出结论、表达和交流；为了使实验结果更具有说服力，在制定计划、设置实验方案时要有对照实验．资
最佳答案：1,polite,hard-working or clever2They were talking loudly and laughing3let them s
最佳答案：小题1:Yes, it is.小题1: It was started in the middle of the 1970s. / In the middle o
最佳答案：1. She is twelve.2. Her brother is John.3. They are teachers.4. They are in Beij
