The BBC's Sarah Smith takes a look at Donald Trump's possible ambitions with this latest assault on Iran.
then the += will modify the list, and then raise an exception because you can’t assign to that tuple item because the tuple is immutable, but the list will have been mutated.
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Фото: Amr Alfiky / Reuters
3月5日，《政府工作报告》提出继续实施更加积极有为的宏观政策，更加积极有为体现在哪些方面？对此，国务院研究室副主任陈昌盛3月5日在国新办吹风会上回应表示，主要体现在三个方面：