—             is the ball? —It’s under the table. 

--Do you know the cost of buying a house in Shanghai is much higher than __ in Tibet? ---Of course, I know. It’s impossible for me to buy_____ there. 

—Excuse me, are these ______ new shoes?—No, they aren’t. ______ are black over there.

My aunt and uncle have two children, but __________ of them lives with them.

My mom always tells me that _________/’n?θ??/ is difficult.