时态和语态1 .可表示客观真理、科学事实
The sun rises in the east and sets in the west
太阳从东方升起,从西方落下
2 .可用在由 if , unless 引导的条件状语从句;由 even if/though 引导的让步状语从句;由 when , before , until/till , as soon as ,the moment 引导的时间状语从句;由 no matter what/who/when/where/how 或 whatever , whoever 等引导的让步状语从句中,这时主句往往表将来或主句是祈使句
(2009· 辽宁卷 )My parents have promised to come to see me before I leave for Africa
我父母已经答应在我去非洲之前来看我
Whatever you say , I will not change my mind
无论你说什么,我都不会改变主意
(2010· 重庆卷 )The palace caught fire three times in the last century , and little of the original building________now
A . remains B . is remainedC . is remaining D . has been remained解析: 句意为:该宫殿在上世纪曾三次失火,现在原始的建筑物所剩无几
考查动词时态和语态
remain 是不及物动词,没有被动式或进行式,故排除 B 、 C 和 D ,而选择 A
答案: A2 . (2010· 合肥第三次教学检测 )—I called you last night , but nobody answered