Sam ________ some knowledge of the computer just by watching others working on it.

To ______ surprise, I got an A in myEnglish test.

want to learn about your holidays . Could you tell me how you usually ____ Thanksgiving Day in your country ?

I hear you have________that new motor for two months already． —I didn’t buy it．The price is a bit_________，I think．

How long have you ______ the book — For a week.