Is Jack in the classroom now—––No, he football on the playground.

One more week, ______ we will not accomplish the task

Under the environment of fierce competition, the only way John could imagine _______ stress was to get tougher by making greater efforts.

________ have you learned to play the piano— ________ five years ago.

Why was our foreign teacher unhappy yesterday— News about the tsunami striking her country ______ an attack of homesickness.