―_____ Jim and Sam your classmates ―No, _____ are in different classes.

Does my question sound enough— I don’t think so. You can ask more by using “could” instead of “can”.

Mike, you look so excited. –Yeah! There____ a basketball game played by Yao Ming this evening.

______ are you able to type the English words– About forty to fifty words a minute.

Most of the Europeans refuse to accept GM food ______Americans regard it as the fruit from high tech.