The passengers should wait in ________ when they want to get on the plane.

— If you like I can do some shopping for you.— That’s very kind of you for your ______. 

When he first went for treatment at the hospital he seemed to be a hopeless _____. 

Because of the continuous bad weather, the building work of the bridge over the Yangtze River is far behind        

My younger sister always wears modern ____.