Question

— Do you know ______ girl who is standing under ____ tree?
— Of course! She is Lucy, my classmates.

A．the, the

B．a(chǎn), a

C．a(chǎn), /

D．/, the

Answer 1

A

冠詞用法。the用于特指某人（物），本句意思就是指樹下站著的這個女孩，girl, tree都是特指，故選擇A。