—Hi, Tom, why are you looking so tired?
—I'm tried. Because I ______ the living room all day.
| A.painted | B.have been painting |
| C.have painted | D.had painted |
Mary didn't come to our party yesterday because she was busy preparing for the exam. We all felt sorry _____ her.
| A.of | B.for | C.except | D.besides |
He hid himself behind the door _____ he still could see what would happen to his classmates.
| A.there | B.which | C.from which | D.from where |
Do you have any idea of the reason _____ he referred to?
| A.that | B.where | C.why | D.when |
They stayed up until midnight _____ the old year out and the new year in.
| A.and saw | B.to see | C.seeing | D.for seeing |
If the car won’t start, _____ it.
| A.try push | B.try pushing | C.to try pushing | D.to try to push |