Most students are for the new school rule, which says all the students not take their cell phones into the classroom.
His camera is more expensive than ___.
There is no such ___ person in the world.
According to a UN report, a third of the world population have no ______ to clean drinking water and health care.
-- Why do you look sad? --There are so many problems _____.
I _____ him not to smoke, but he didn’t think it necessary.