2009年8月1日,京津城际高铁通车运营一周年。一年来,由北京来津的旅游团体,比高铁开通前增加了30%。这说明
Please open the window, _____?
It’s still early, you _____.
The plant is dead. I _____ it more water.
There was plenty of times. She _____.
16. You _____ return the book now. You can keep it till next week if you like.