Whoever has ____ sense knows that smoking is harmful to people' s health.
Barack Obama delivered a speech to 500 local youths during his visit to China, many of _______ were from Fudan University and Tongji University.
3.Lily took a few friends to my birthday party,none of __________ I was familiar with.
.Europe has achieved more in controlling the AIDS virus than Asia in the past ten years, _________ the number of people infected with the virus is going up sharply.
(重庆一中高三下第三次月考)13. There are many smokers in China, _____ the number of students who pick up this habit _____ increased a lot.
We are living in an age ______ many things are done on computer.