23-24高二下·全国·随堂练习
1 . 我们必须提高认识并采取行动减少塑料垃圾。（汉译英）
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2 . 选词填空mustn’t/needn’t
1. Books_________ be taken out of the library without permission.
2. John is ill and he__________ go to school today.
1. Books
2. John is ill and he
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3 . 写出下列句子中must的含义
1. You must practice your spoken English if you want to improve.________
2. Why must you always interrupt me?________
3. She must be tired after such a long walk.________
1. You must practice your spoken English if you want to improve.
2. Why must you always interrupt me?
3. She must be tired after such a long walk.
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