(2014·福建名校质量检查)The tanker，which was full of petrol，________and gave off heavy and dark flames the moment a truck knocked into it.

If you offer him some help this time, since he once helped you, that would be ____.

After a heated discussion , an agreement _____ and the meeting ________ .

If you always let the boy do whatever he wants, you might _______ spoiling him.

ad back home may be difficult before the Spring Festival, ______ the desire to get together with family members can never be stopped.