At the meeting they discussed three different ____to the study of mathematics.

My mother is Alice Johnson. ________ phone number is 2546809.

Here are two rice cards. Which one belongs to ______?—Look. Here is my name. It must be ____. The other one is yours.

There’s going to ______ a concert in the hall tonight. —Yes, and the last performance will be given by Wang Fei.

What ______ have you given to Mr . Smith in his office .