Trees used to be______for cooking by the hunters in the 1970s.
| A．cut up | B．cut down | C．cut off | D．cut out |
Mike was ill yesterday,_______ he didn’t go to school.
| A．if | B．but |
| C．so | D．or |
September is the ____ month of a year.
| A．nine | B．ninth |
| C．nineth | D．ninety |
The little girl was very happy ______ her new friend gave her a beautiful present.
| A．but | B．because |
| C．so | D．although |
It will be hard for us to get up in the morning if we _______ to bed too late.
| A．went | B．go |
| C．will go | D．have gone |
-- Mum, ______ is my football?
-- It's under your bed.
| A．what | B．which |
| C．when | D．where |