--- Is that your backpack?---_____ . That’s his backpack.
He ________ go out with his parents, but now he ________ staying at home alone.
One of the most delicious drinks _________ I like is orange juice.
I made faces _________the baby ________crying.
—I’m leaving now. —________ you turn off the lights and the computer.
China is larger than ________ country in Africa.