問題詳情

10.When Mina _______ me, I ___________.
(A) sees; am busy to feed the dog
(B) saw; was busy feeding the dog
(C) sees; was busy feeding the dog
(D) saw; were busy to feed the dog

參考答案

答案：B
難度：簡單0.818182
統計：A(0),B(9),C(0),D(0),E(0)