内容正文:
语法专题十 时态和语态
命题点1 动词的时态
备考时考生应注意熟练掌握六种基本时态所表示的意义,以及其结构和相关时间状语。解答此类试题时,可根据具体语境、时间标志词、从句和主句的时态搭配、固定句型等判断出正确答案。
考法❶ 一般现在时
1.结构:
(1)主语+am/is/are
(2)主语+动词原形/动词第三人称单数形式
2.用法:
(1)表示经常性或习惯性的动作或状态,常见的时间标志词有:always, usually, often, never等频度副词,every day/week/month/year等。例如:
She often works on weekends.她经常在周末工作。
There are four seasons in a year.一年有四季。
(2)表示客观事实和真理。例如:
The sun rises in the east and sets in the west.太阳东升西落。
(3)主将从现:若一个复合句含有由when, after, before, until, as soon as等引导的时间状语从句或由if, unless, as long as, once等引导的条件状语从句, 主句若用一般将来时,从句用一般现在时表将来。例如:
I will tell Kate the good news as soon as she comes back.凯特一回来,我就告诉她这个好消息。
(4)表示按计划或安排将要发生的动作,用一般现在时表将来,但仅限于start, begin, leave, go, come, arrive等。例如:
The train leaves at six tomorrow morning.火车明天早上六点发车。
用括号内单词的适当形式填空
1.(2021·湖北十堰中考改编)MidAutumn Day usually ________(come) on August 15th in the lunar calendar(阴历) every year.
2.(2021·黑龙江龙东农垦·森工中考改编)In the past, people didn't know that light ________(travel) faster than sound.
3.(2021·北京中考改编)—Lily, what do you usually do after school?
—I ________(do) exercise with my friends.
考法❷ 一般过去时
1.结构:
(1)主语+was/were
(2)主语+动词过去式
2.用法:
(1)表示过去发生的动作或存在的状态,常见的时间标志词有:yesterday,ago,last night/week/month, just now, in the past, in+过去的年份,long long ago, once upon a time等。例如:
Mr Smith came to see you just now.史密斯先生刚才来看你。
(2)表示过去经常性或反复发生的动作,常与always, usually, often, sometimes, never等频度副词连用。例如:
When I was in the countryside, I often walked to school.我在乡下时,经常走路上学。
(3)在since引导的时间状语从句中,从句用一般过去时。例如:
My uncle has worked in the company since he came here.我叔叔自从来到这以后便一直在这家公司工作。
用括号内单词的适当形式填空
1.(2021·云南昆明中考改编)—What did you do this Dragon Boat Festival?
—I ________(watch) the boat races on TV and read books.
2.(2021·广西贵港中考改编)—Where does Bill live?
—He ________(tell) me his address, but I can't remember it now.
3.(2021·江苏盐城中考改编)During Dr Ma's last visit, he ________(operate) on 150 patients on the ORBIS plane.
4.(2021·北京中考改编)My parents and I ________(plant) trees last Sunday.
考法❸ 一般将来时
1.结构:
(1)主语+am/is/are go