They cancelled all flights because of fog.

You never come on time, do you?

People speak English all over the world, does he?

She's been studying a lot recently, isn’t she?

Everyone is waiting in line for the bus, is he?

They have moved to the city to look for jobs, haven't they?

Hanoi and Ho Chi Minh city are overcrowded cities in Vietnam, is it?

They can't take care of their children, do they?

Higher birth rate is one reason for population growth, isn't it?

Decide whether the following sentences are Correct or Incorrect in terms of grammar.

She will never make those stupid mistakes again, won't she?

People in poor countries tend to have _________ access to health services than those in rich countries.