—Have you known Dr. Jackson for a long time? —Yes, since she______the Chinese Society.

admin2015-07-20  47

问题 —Have you known Dr. Jackson for a long time? —Yes, since she______the Chinese Society.

选项 A、has joined
B、joins
C、had joined
D、joined

答案D

解析 该句完整的句式是:I have known Dr.Jackson since she joined the Chinese Society.since后跟的时间状语从句要用一般过去时,表示自从过去某个时间发生的动作到现在以来有多长时间了。
转载请注明原文地址:https://kaotiyun.com/show/qcdq777K
0

最新回复(0)