Question

—Are you free after school?
—Sorry. I’ve planned to treat a friend of mine to dinner ________for his help.

A．in addition

B．in turn

C．in return

D．in total

Answer 1

Ｃ　

試題分析：介詞短語辨析。Ａ另外；Ｂ依次，輪流；Ｃ作為回報(bào)；Ｄ總共，共計(jì)；句意：—放學(xué)以后你有空嗎？—打不完。我計(jì)劃去請一個朋友吃飯一回報(bào)他的幫助。根據(jù)句意什么嗎Ｃ正確。
點(diǎn)評：介詞的短語要根據(jù)上下文的語境來進(jìn)行，要把形式相近的介詞短語放在一起進(jìn)行辨析使用。如turn的短語等。