Sitting at the back of the room but infront of some old men and women ______ a very shy girl with two bright eyes.

The new car there ______ to my sister.

e schoolsports meeting, many students are full of________, but I’m always exhausted.—You’d bettertake more exercise.

Students _____ remain in their seats until all the papers have been collected.[ ]

The atomic weight of oxygen is_____than ______of the hydrogen.