They usually spend two hours _______ their homework every day.A. do B doing C to do
—What about_______ a rest?—OK! Let’s go for a walk.
My grandfather _______ ten years ago.
My dad ________ a teacher when I grow up.
—How often do you drink milk?—I don’t like it, so I _____drink it.
_____ it was very cold, _____ my friend still went swimming in Jialing River this morning.