Mr Smith was so angry at all ________ Robert was doing _________ he walked out angrily.

The reason ________ he hasn’t come is ________.

The house ________ I grew up has been taken down and replaced by an office building.

Is this research centre _____ is full of modern equipment you always mention.

The most important thing ______ we should consider is the first idea _____ he has talked about in the speech.

In the study of modern science, there are many cases _____ soldiers can teach officers．

I shall never forget those years ______ I lived in the country with the farmers, ______ has a great effect on my life.

If a shop has chairs __________ women can park their men, women will spend more time in the shop.

______ has been reported in the newspaper, they were about to have peace talks between the two countries when an accident happened.

__Barbara Jones offers to her fans is honesty and happiness.