is------difficult to learn English well?A.this B.that C.he D.it

问题描述:

is------difficult to learn English well?
A.this B.that C.he D.it

No, it is not. Learn English just like baby learn to talk.

is---D---difficult to learn English well?
A.this B.that C.he D.it
it is difficult to do sth 做某事很难

D