Hi, Torry, can I use your computer for a while this afternoon — Sorry, __________.

Are______ your_______—Yes, they are.

Sam _____ some knowledge of the computer just by watching others working on it.[ ]

Where would you like to have your dinner, in a French restaurant or in a Chinese one? — It makes _____to me as long as we can chat while having dinner.

I ________ myself in my studies. In return, I gained great success. [ ]