第二部分选择填空(共20小题;每小题1分,满分20分)21.—Have you seen _______ pen? I left it here this morning.—Is it _______ black one? I think I saw it somewhere.
As young men, we should learn to stand up we fell.
You may be out of your parents’but never out of their mind wherever you are.
The hard part in our life is not making the decision but living with .
--How can I make progress in my study, Sir? --_______ an effective leaner, you should find some good approaches.
—Excuse me , Victor, but I have a favor to ask of you ---_____