Doing eye exercises one of the useful ways to protect our eyes.A. is B. are C. were
There are advertisements on Channel 7 than on Channel 8.
Kitty spends a lot of time after-school activities, but Linda spends little time ____it.
What about going to the park? ________.
His father looked_____at my medal. He looked_______.
We must stop the children from_____ with fire.