陈某完全利用本单位的实验材料、实验室和不对外公开的技术资料完成了一项发明，对该项发明申请专利的权利归属，表达正确的是：( )。

A、a pest

B、one who expects te best

C、one who expects the worst

D、one who is wise

"Everything is going to be fine," my mother said, ______ me on the head.

A．knocking

B．tapping

C．rapping

D．patting

The best title for the passage can be______.

A．Attitude Is Everything

B．Turn and Face the Strange

C．It Happens to the Best of Us

D．Change Is Constant

We remembered everything that happens _____ us.

A.at

B.to

C.on

D.in