拖车的场内运输双行道宽度不得小于（）
A.5.0m
B.6.0m
C.7.0m
D.8.0m
参考答案：B
To our surprise, she is going to _____ a man who is ten years younger than
her. [ ]
A. marry
B. marry to
C. get married
D. be married
节能灯具有那些特性（）
A.能耗少
B.光效高
C.可以用调光开关
D.带电子镇流器
