题目内容
I'm ________ the blackboard, but I can't ________ any words.
[ ]
A.looking, see
B.looking at, see
C.seeing, look
D.seeing, look at
答案:B
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题目内容
I'm ________ the blackboard, but I can't ________ any words.
A.looking, see
B.looking at, see
C.seeing, look
D.seeing, look at