The universities have got bigger in size, ____ many more people the chance of higher education.
It is well known to us all that a lot of rivers _______by factories.
I feel ____to have been invited to give a speech here.
It was along the Mississippi Rever ____Mark Twain spent much of his childhood.
--Why did the police ______________the crowd? ---Because the president’s car __________in the street.
___________ made the school proud was ___________ more than 90% of the students had been admitted to universities.