营业成本是指在交通运输的始发、中转和终点所发生的编组、整理、装卸、储存等作业而发生的各类费用．（）
参考答案：错
1. It is worthwhile taking the trouble to help to keep babies clean, healthy and f_____ from sickness.
2 In the past few years, Mr. Collins has e_______ his small business into a big company.
3. Thanks to a sense of h______, she is very popular with her new classmates.
4. It rained; t________ the football match was put off.
5. Drivers are warned to slow down when a_______ the crossroads.
08-475型道岔捣固车捣固装置除了振动夹持动作外，还可以（）（）移动。
