Jim ________ go to the doctor. His leg is broken.

The elderly people still prefer to live in the countryside, ________ city life is considered as convenient and fast

I wonder if you _______ a picnic tomorrow.——Yes. But if it _______, we’ll visit the museum instead.

According to a UN report，one thirdof the world population have no toclean drinking water and health care.

Why not stop _______ a rest—Oh, it’s so exciting that I can’t stop _______ the kite.