问题
选择题
English is very important. You are supposed it well.
A. learned B. learning C. to learn
答案
答案：C
题目分析：句意:英语是非常重要的。你应该把它学好。be supposed 是一个固定句型，意为：被认为应该做某事。这是一个被动的结构，be supposed 后跟动词不定式，即be supposed to do sth.。故选C。