map was drawn to the standard _____of 1/100,000, so there was not much detail.

Do you know what the meeting is about —Yes, of course. It will _____some important rules we need to know about our school.

It _______ law for some people to let the children who are not old enough ____ in the factories for them

The picture shows us _______ in Nanjing in the past.

They____ have arrived at lunchtime but their flight was delayed.[ ]