下列过程不包括化学变化的是[ ]
A.天然气燃烧
B.胆矾研碎
C.粮食酿酒
D.白磷自燃
答案：B
—The children in rural areas have few books to read. Let’s _________ some books to them.
— Great, it is a good idea.
A give away B hand out C take away
_____ is necessary for us to tell him about the result.
A．That
B．This
C．It
D．What
