摘要： I kept looking at the man, wondering I had seen him before. A. whether B. where C. that D. when
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I kept looking at the man, wondering ________.
[ ]
A．whether I have seen him before
B．where I had seen him before
C．that I had seen him before
D．when I had seen him before
查看习题详情和答案>>I kept looking at the man wearing a pair of glasses, wondering ________.
A. whether did I borrow his book B. where I had seen him before
C. what I knew his wife D. when had I helped him
查看习题详情和答案>>I kept looking at the man, wondering _______.
A. whether I have seen him before B. whether I had seen him before
C. that I had seen him before D. when I saw him before
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