8. I find ____ difficult to understand some scientific articles without enough background knowledge.
(A) it
(B) its
(C) that
(D) this

答案:登入後查看
統計: A(1), B(1), C(1), D(2), E(0) #4066770

詳解 (共 1 筆)

#7623267
考點:虛受詞 it 的用法 本題考的是...
(共 1277 字,隱藏中)
前往觀看
0
0