美国读报人士是否知道，9·11以后外国学生要想获准进入美国全都变得更难了？
Do American newspaper readers know that it has been harder for all foreign students to get permission to enter the US since 9/11?
美国读报人士是否知道，9·11以后外国学生要想获准进入美国全都变得更难了？
Do American newspaper readers know that it has been harder for all foreign students to get permission to enter the US since 9/11?
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