The news that the scientists in China are trying the ways to reduce the fog and haze was ______ on the radio yesterday.

up with_______headache, yet by___________evening the pain had gone.

We take this opportunity to express our sincere ofyour timely help

.How can you pass the examination_____ you never attended class?

To reduce the pressure of traffic in our city, the government _____ banning cars in the city centre.