题目内容
(2013·陕西，20)It remains to be seen ________ the newly formed committee's policy can be put into practice.
| A．that | B．which | C．what | D．whether |
D
解析
计算高手系列答案We’ll have a picnic in the park this Sunday ________ it rains or it’s very cold.
| A．since | B．if | C．unless | D．until |
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 Ice Age.
| A．so long as | B．as much as |
| C．as long as | D．as well as |
Engines are to machines ________ hearts are to animals.
| A．as | B．that | C．what | D．which |
(2012·四川)Scientists study ________ human brains work to make computers.
| A．when | B．how | C．that | D．whether |
Knowledge is the food of thought ________，as long as it is put in our brain，we will grow wiser.
| A．but | B．when | C．then | D．and |
They wanted to charge $5,000 for the car, ________we managed to bring the price down.
| A．but | B．so | C．when | D．since |
They arrived at a farmhouse，in front of ________ sat a small boy.
| A．whom | B．who | C．which | D．that |
At the party，John made up a joke，________ people burst out laughing.
| A．on which | B．by which | C．at which | D．from which |