The old house is regarded as a part of local history, so it should be ________. [ ]

“There is a great potential for the development of Sino-US trade, ______ is in line with the interests of the two countries and their people,” Wu said

Where _______ the keys –_______ on the bed.

选出下列各句中，没有语病、句意明确的一句( )

You’d better not read today’s newspaper because thereis _____in it.