. –The maths exam is not difficult, is it–. Even Tom to the top studentsfailed in it.

Having late-life children often means parents, especially fathers have to go on working _____their retirement age to ensure their financial resources.[ ]

He is a local govemment administrator,_________, he is a civil servant.[ ]

The Yangtze River passes all the way through the province ______ its long journey _______ the coast

— Will you join us in the dance tonight? — I’m afraid not. My uncle is coming by train at 7 p.m. and I _____ him at the station then. [ ]