There are more than three________ students in our school. Look, _________ students are having a gathering on the square.
We are living in an agemany things are done on computer.
Although knocked down by a car, he managed to ______ to his feet.
The sun heats the earth, ___________ is very important to living things.
I will visit you if Father ______ me.
The policeman warned the drive ________ so carelessly.