—I think I’ve got a bad cold, Doctor, Shall I take some medicine?—No need. Your body itself is able to            the virus. Just drink more water and rest.

--It is really fun to hike and I often go hiking in the forest.--But hiking alone in the forest ______ be very dangerous.

 --I have to go now to pick up my daughter.--If you ________ go, at least wait till the rain stops.

----- Where is Jack?.-----He______ be in the reading room .I saw him just now.

 —That pink T-shirt with Ping An’s picture on it ______belong to Miss Ma. She admires him a lot. —No, it _____ be hers. She hates pink colour.