题目内容
–––Who is singing in the next room? –––It_______ be Lucy. She has gone to Hong Kong.
A. needn’t B. must C. may not D. can’t
练习册系列答案
相关题目
题目内容
–––Who is singing in the next room? –––It_______ be Lucy. She has gone to Hong Kong.
A. needn’t B. must C. may not D. can’t