题目
I kept looking at the man,wondering ______________.A whether I have seen him before B where I had
选哪个?理由是什么?
选项:
A whether I have seen him before
B where I had seen him before
C when I had seen him before
D that I had seen him before
选哪个?理由是什么?
选项:
A whether I have seen him before
B where I had seen him before
C when I had seen him before
D that I had seen him before
提问时间：2021-01-05
答案
举一反三
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