A-A+
The chair looks rather hard but in fact it is
问题详情
The chair looks rather hard, but in fact it is very comfortable to ______.
A．sit
B．sit on
C．be seat
D．be sat on请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：B
解析：如果不定式为不及物动词，其后应有必要的介词。当动词与介词连用时，常位于“形容词+动词不定式”结构的末尾。
