题目

---- Do you hope ________ you can have a trip with your parents?          ---- Yes, I do. But I don’t know _______ they will allow me to go with them or not?          A. why; when      B. that; whether      C. that; if     D. that; that 答案：B横线里最大能填几？________×7＜4146＞________×973＞8×________________×5＜42．