28．The university with two____campuses hasa student population of 50,000 in total．

Can you use chopsticks, John—– ________ . I once stayed in China fortwo years.

________ was the idea _______ the wife thought of

(2013·长沙高考模拟)I ________ him in time, otherwise he would have fallen off the bike

good care of the nurses, the boy is recoveringfrom his heart operation.