问题
选择题
Avatar《阿凡达》is an interesting film. My brother __ ____ it twice already.[ ]
A. sees
B. saw
C. has seen
D. will see
答案
答案：C
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Avatar《阿凡达》is an interesting film. My brother __ ____ it twice already.[ ]
A. sees
B. saw
C. has seen
D. will see
答案：C