这是你和我之间的秘密,不要告诉任何人。
This is the secret between you and me, don't tell anyone.
对孩子们来说,在动物园里观看各种各样的动物是很有趣的,对吗?
For children, It is very interesting to watch all kinds of animals in the zoo, right?
如果你不喜欢匆匆忙忙的旅行,坐火车旅行真是个不错的主意。
travelling by train is really a good idea,If you don't like to travel in a hurry .
海南岛是中国第二大岛。
Hainan island is the second largest island of China.
你能告诉我写这本书花了他多长时间吗?
Could you tell me How long he spend time to write this book.