The girl sitting by the window is the only one of the students who _______ from the countryside in our class.

The company used 50 percent of the raw materials, the rest of which __________ sent to other cities to help the factories there.

 I_____two baseballs and my friend ______five baseballs.

Since I have read quite a few English books, I know ______words and phrases, of which the majority______ been found in our textbook.

We live day by day, but in the great things, the time of days and weeks ____ so small that a day is unimportant.