Paper produced every year is______ the world’s production of vehicles.
Bob ran the 100 meters in 9.91 seconds, and I have not seen _________ this year.
My mother always gets a bit _________ if we don’t arrive when we say we will.
At times, worrying is a normal, ________ response to a difficult event or situation --- a loved one being injured in an accident, for example.
This cake is very sweet. You _____ a lot of sugar in it.
He paid for a seat, when he ______ have entered free.