I think _________ history about China is very important. Wap版

试题详情及答案解析: I think _________ history about China is very important.
A. study
B. studying
C. studied; 答案：B; 试题分析：句意：我认为学习中国历史很重要。动词ing形式做主语。结合句意，故选B
考点：考查非谓语动词的用法。