Question

English is very important. You are supposed       it well.
A. learned          B. learning         C. to learn

Answer 1

C

试题分析：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。