Scientists generally agree that Earth’s climate will warm up over the next 50 to 100 years _________ it has warmed in the 20,000 years since the Ice Age.
| A．as long as | B．as much as | C．as soon as | D．as well as |
I will never know what was on his mind at the time, nor will _______.
| A．anyone | B．anyone else |
| C．everyone | D．no one else |
A small plane crashed into a hillside five miles east of the city, _______ all four people on board.
| A．killed | B．to kill | C．kills | D．killing |
—Jenny, it won’t be long before I receive the admission letter from Oxford University.
—_______
| A．Good luck! | B．Congratulations! |
| C．Why so soon? | D．Don’t worry． |
In my opinion, everyone has periods in their lives _______ everything seems very hard.
| A．when | B．where | C．which | D．that |
Tom _______ the TV set for $500，which was much cheaper than he had expected．
| A．bought | B．paid | C．cost | D．spent |