. What a pity I didn’t meet you yesterday.

A. If only I met you yesterday.
B. If only I meet you yesterday.
C. If only I had met you yesterday.
D. If only I hadn’t met you yesterday.
 Do your homework first and I’ll let you play the computer games.

A. I won’t allow you to do homework when you play the computer games.
B. Let’s play the computer games without doing your homework.
C. You are allowed to play the computer games without doing your homework.
D. Unless you do homework first, I won’t let you play the computer games.
My sister can’t speak Vietnamese.

A. I wish my sister to speak Vietnamese
B. I wish my sister could speak Vietnamese
C. Speaking Vietnamese is a wish
D. My sister wishes to be spoken Vietnamese