learn through learn by
请问我碰到了一个句子,
How do you learn English
we learn new words _______ reading papers and magazines.
a.by b .through c.from d.with.
这个题为什么选择的是A而不是 B呢?
learn by
learn through
都有这种形式.我应该怎样去分辨呢?
但是LEARN THROUGH也有这个意思啊。