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

Nowadays more people are advised to arrange forinsurance_____they need medical care.

Nowadays more and more people move to cities because there are better job opportunities. —I don’t agree. Most of them remain unemployed, cannot afford housing and eventually __ living in poverty.

Studies indicate that people are more _______ to suffer from back problems if they sit before computer screens for long hours.

_______ can a tiger weigh, do you know — Yes, I know that a big one can weigh over 300 kilos.