My English teacher told me that to leam a language well,I____it.1.needed 2.need to use 3.need using 4.will need use答案写的选2吖....为什么呢?

问题描述:

My English teacher told me that to leam a language well,I____it.
1.needed 2.need to use 3.need using 4.will need use
答案写的选2吖....为什么呢?