问题
选择题
He hasn't seen his mother for five years. He is ______ forward ______ his mother at once. [ ]
A. look; to see
B. look; to seeing
C. looking; to seeing
答案
答案：C
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He hasn't seen his mother for five years. He is ______ forward ______ his mother at once. [ ]
A. look; to see
B. look; to seeing
C. looking; to seeing
答案：C