had taken是什么時(shí)態(tài)

　　Illness had taken a heavy toll on her.

　　疾病對(duì)她的身體造成極大的損害。

　　She had taken a liking to him on their first meeting.

　　她對(duì)他一見(jiàn)鐘情。

　　They had taken over the tenancy of the farm.

　　他們承租了那個(gè)農(nóng)場(chǎng)。