Which of the following people, in the author's opinion, most likely have personalities opposite to each other A: The people sleeping on their stomachs and those sleeping on their backs. B: The people sleeping on their sides and those sleeping curled up. C: The people sleeping on their backs and those sleeping on their sides, D: The people sleeping curled up and those sleeping on their stomachs.

Which of the following people, in the author's opinion, most likely have personalities opposite to each other A: The people sleeping on their stomachs and those sleeping on their backs. B: The people sleeping on their sides and those sleeping curled up. C: Tile people sleeping on their backs and those sleeping on their sides. D: The people sleeping curled up and those sleeping on their stomachs.

I bet Jack _______ when we get home. A: is still sleeping B: is to be sleeping C: will still be sleeping D: will have been sleeping

Don’t talk here. The baby . A: is sleeping B: are sleeping C: sleeping D: sleeps

Don’t talk here. Grandparents _____. A: is sleeping B: are sleeping C: sleeping D: sleep

They are all camping lovers.

Camping is certainly free.

go camping _________ [1.5分]

( ) is good for our health. A: sleeping B: sleep C: Sleeping

What are the two purposes of sleeping There are two purposes of sleeping: physical rest and rest.