使用must/mustn't表达义务与禁止 — 英语选择题
题目
看妈妈的便条，选出意思相同的一句。Keep the dog out of the kitchen.（不要让狗进厨房。） A. The dog must go into the kitchen. B. The dog mustn't go into the kitchen. C. The dog must eat in the kitchen. D. The dog mustn't eat its food.