问题
选择题
I like watching CCTV 4 _____ it can help me learn more about the world. [ ]
A. if
B. because
C. though
D. until
答案
答案：B
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I like watching CCTV 4 _____ it can help me learn more about the world. [ ]
A. if
B. because
C. though
D. until
答案：B