1.allow sb. to do sth. 允许某人做某事      

2. stand for  代表,象征

（    ）1.—Did that sportsman win ____ gold medal at ____Athens Olympics?   —Yes, he did.

A. a; an     B. a; the      C. a; /     D. /; the

（    ）2.—When was your cousin born?      —____ May 16, 1992.

A. On       B. At     C. In      D. For

（    ）3.—Professor Wang ______ to give us a talk next week.    —Really? That’s good news.

A. will invite    B. is going to invite    C. will be invited   D. has invited