---In recent years, problem of global warming had been very serious. ---That is right. People are facing number of natural disasters now.
---In recent years,
problem of global warming had been very serious.
---That is right. People are facing
number of natural disasters now.
— Do you have the time? I’ve got something to tell you. — Ok, ______ you make your story short.
On top of the hill ______, whose style can be traced to the ages of the Roman Empire.
A warning signal suddenly appeared on the screen of my computer, ______ the computer was being attacked by a certain virus.
Something has to be done to stop the rivers from being further polluted, ?
The school authority had a discussion regarding ______ they should set up more scholarships to meet the increasing demands.