——Jack? Jack? Can you come?
——I         my homework.

—Hurry up! We     for you at the gate.
—I’m sorry,I’m coming soon.

—Today's young people can't live without smart phones.
—They keep their hands on the phones wherever they go, even while they     meals.

Now Jerry            the exchange programme with his classmates in the meeting room.

The zoo keeper is worried because the number of visitors         smaller and smaller.

根据句意完成句子，每空一词
Don’t worry. The police ____ ____ (help) look for the lost kid right now.

—What       your family doing besidethe lake?
—They’re planting trees.

—Is Xiaoqiang doing his homework?
—     .

—Why       your brother want      the tigers?
—Becausethey are very fun.

—Be quiet! Where is Clark?
—He      volleyball with his friends in the school gym.