My sister only watches volleyball____ TV.
The World Health Organization has given some advice on________to protect us from being infected(感染)with H7N9.
—What do you usually help your mother________? —I often do the dishes.
--How clean the window is! --Yes. It ________ just now.
--Where is Jim? --He ________ Chengdu.
--What’s your ________? --I like collecting stamps.