Final answer:
This answer provides examples and explanations for rewriting sentences as indicated in the brackets.
Step-by-step explanation:
(a) Everything is perishable, isn't it? (Add question tag)
(b) What did I have last night? (Into 'when' question)
(c) He worked hard all last week. (Supply the correct form of the verb)
(d) The teacher said to keep quiet in the class. (Into indirect speech)
(e) People speak English all over the world. (Into active voice)
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