Could you tell me _______?A. who wants to be a pilotB. who do you want to help C. whose eraser is this
My uncle is a writer. He ______ many books since he was young.
—I wonder _______. —By searching the Internet.
In China it is a custom to give kids lucky money, _______ during the Spring Festival.
People along the river didn’t allow them to ______ a factory so as not to pollute the water.
—The hazy weather has ________ for almost a week in North China. —Yes, and the government has tried to solve it.