e is a great potential for thedevelopment of Sino-U.S. trade, ______ is in line with the interests of the twocountries and their people,” Wu said

s are just a ________ of money, but one’s reallife value lies in his knowledge, morality and quality

We’re _______ to listen to her _______voice It’s _______ to hear her sing

He has been caught _________ the rain and is wet _________ the skin

Must I turn off the gas after cooking?—Of courseYou can never be ________ careful with that