单项选择题

The speed limit set for school zones is （）

A．65 miles per hour
B．55 miles per hour
C．Lower than 30 miles per hour
D．Higher than 30 miles per hour

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热门试题

单项选择题

If you market by emailing, you can learn within a day （）

A．who have opened your messages
B．how old your message readers are
C．what quality your advertised product has
D．how much your advertising messages cost

单项选择题

What does a driver from a left-hand drive country need to do while driving in the US（）

A．Stick to his driving practice.
B．Apply for a new driving license.
C．Take a special retraining course.
D．Keep to the right side all the time.