Further space exploration has been _______ with the rapid development of China’s science and technology.

There is a bridge ______ the river. [ ]

______ does your cousin usually go to work on foot?—He says it’s good for his health.

I’m sorry I _______ my English book at home.— That’s all right. Don’t forget to bring it next time.

It happened ________ the morning ________ September 10, 2008. [ ]