问题
选择题
His lecture _____ a wide range of topics and I cannot sum up what he said in a few sentences. [ ]
A. took
B. covered
C. referred
D. stated
答案
答案：B
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His lecture _____ a wide range of topics and I cannot sum up what he said in a few sentences. [ ]
A. took
B. covered
C. referred
D. stated
答案：B