_______, he went upstairs to sleep without supper.
| A．He was tired | B．As he was tired |
| C．Tired as was he | D．As tired as he was |
—Mum, may I go out to play football for a while?
—______. You need some exercise.
| A．Never mind | B．You’ve got it | C．Go ahead | D．It’s your turn |
Before the sales start, I make a list of ______my kids will need for the coming season.
| A．why | B．which | C．how | D．what |
Stephen Hawking believes that the earth is unlikely to be the only planet______ life has developed gradually.
| A．that | B．where | C．which | D．whose |
The lawyer listened with full attention, ______to miss any point.
| A．not trying | B．to try not | C．trying not | D．not to try |
That is the only way we can imagine______ the overuse of water in students’ bathroom.
| A．to reduce | B．reducing | C．reduced | D．reduce |