問題詳情

【題組】24. My parents won’t let me go out at night unless _____.
(A) hurry up
(B) to go home on time
(C) they are sure I am safe
(D) being good at school

參考答案

答案：B[無官方正解]
難度：適中0.5
統計：A(0),B(3),C(5),D(2),E(0)