问题补充:
He is giving her French lessons in for her teaching him English.
A. place
B. turn
C. exchange
D. change
答案:
A. place
B. turn
(答案→)C. exchange
D. change
解析:考查固定词组。固定词组in exchange for作为…的交换;in place在合适的地方,有条理;in turn一次,轮流;句意;他教她法语,作为她教他英语的交换。故C正确。