Question

— What do you think of the young lady?
— She is hard-working. She ________ all her effort into her work before she got ill.

A．has put

B．put

C．had put

D．would put

Answer 1

C

解析試題分析: 句意：你認(rèn)為那個(gè)年輕的女士怎么樣?她工作努力。她生病前把所有的精力投放到工作中了。put effort into把精力花費(fèi)在；花費(fèi)精力在生病之前，過(guò)去的過(guò)去為過(guò)去完成時(shí)，故選C.
考點(diǎn)：考查過(guò)去完成時(shí)。