—Do you know the boy _______ is talking to Mr. Smith?—Yes, he's my brother.A. what B. which C. Who
His shoes are cheaper than .
I like to play with children are active. A.which B.whose C.yours C.who
— Do you enjoy in this city? — Yes, I do.
— Why don’t you like winter in Beijing? — Because it is winter in Guangzhou.
Tom is tall, but his sisters, Mary and Kathy, short.