問題詳情
( )1.It was a surprise for me ________ a dolphin swimming around the boat.
(A) watched
(B) to watch
(C) watch
(D) watching
參考答案
答案：B
難度：適中0.672515
統計：A(19),B(115),C(8),D(20),E(0)
用户評論
【Andrea Tang】評論
it is (adj.) to (v.)=To (v.) is (adj.)= (v.)ing is (adj.)