—Have you known Dr. Jackson for a long time?
—Yes, since she the Chinese Society.
A. has joined
B. joins
C. had joined
D. joined
—Have you known Dr. Jackson for a long time?—Yes, since she the Chinese Society.A. has joi
答案:2 悬赏:70 手机版
解决时间 2021-12-18 04:38
- 提问者网友：美人性情
- 2021-12-17 20:41
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- 五星知识达人网友：人類模型
- 2021-12-17 21:28
A. has joinedB. joinsC. had joined(答案→)D. joined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。
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- 1楼网友：执傲
- 2021-12-17 21:48
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