Ⅱ类修车库停车数量为()车位。
A、>15
B、6~15
C、3~5
D、≤2
参考答案:B
-Is Peter here?
-Not yet, but he _____ be here soon. He is usually on time.[ ]
A. would
B. could
C. will
D. may
利用系数的单位是()。
A、t/台小时
B、t/台m2
C、t/台小时m2