Question

太好玩了o(^▽^)o

求解

36. ( )
these things is not easy, but I keep
(B)Do; doing
(D)Doing; to do
(A)To do; doing
(C)Doing; do
them.

Answer 1

✨ Jawaban Terbaik ✨

Terry

前面一樣是動名詞/不定詞當主詞，所以B可以刪掉
keep後面慣用V-ing，所以答案是A