问题
选择题
The speed of cars and trucks is ________ 30 kilometers per hour in large cities in China.
A．limited
B．limiting
C．limiting to
D．limited to
答案
答案：D
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The speed of cars and trucks is ________ 30 kilometers per hour in large cities in China.
A．limited
B．limiting
C．limiting to
D．limited to
答案：D