当你想把你的朋友不明介绍给你的朋友Danny时,你要说:A.Danny , this is Xiao Ming .B.He is my friend.
So practice a lot. You will win the competition,__________.
What did Lizhan ____________ yesterday?
I can play _________ flute.
_______ you break your toy? No, I didn’t.
Some English children came ________ the music competition.