被动语态转换急~!

问题描述:

被动语态转换急~!
1We shall put off the meeting till next monday
2they do not alllow you to smoke in the laboratory
3we must deal with the problem without any delay
4they gave him a warm welcome at the railway station
5the nurse will look after your baby at the day-care center

1.The meeting shall be put off till next Monday.2.You are not allowed to smoke in the laboratory.3.The problem must be dealt with by us without any delay.4.He was given a warm welcome at the railway s...