剑桥KET语法全概括(5)比较级与最高级+时间介词at,in,on
1. 比较级:用于比较两个人或物
Daniel is taller than Simon.
单音节词结尾两个字母为一个元音加一个辅音时,双写辅音并加er,如big, bigger
单音节词的其它情况时,直接在词后加er,如long, longer
双音节结尾字母为y时,将y变i加er,如pretty, prettier
双音节结尾字母不是y时,形容词前加more,如charming, more charming
三音节或更多音节时,形容词前加more,如beautiful, more beautiful
2. 最高级:用于三者以上的人/物比较
Daniel is the tallest in his class.
注意最高级形容词前面一定要有the
单音节词结尾两个字母为一个元音加一个辅音时,双写辅音并加est,如big, the biggest
单音节词的其它情况时,直接在词后加est,如long, the longest
双音节且结尾字母为y时,将y变i加est,如pretty, the prettiest
双音节且结尾字母不是y时,形容词前加most,如charming, the most charming
三音节或更多音节时,形容词前加most,如beautiful, the most beautiful
3. 时间介词的用法
at: 用于时间、周末和晚上I go to bed at 9:30.I like to swim at weekends.What do you like to do at night?
in: 用于年、月、季节、一天的某个时段
I was born in 2006.
I ski in winter.
I go to shcool in September.
I read newspaper in the morning.
on: 用于某天I was born on December 31, 2006.I play soccer on Wendesdays.
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剑桥KET语法全概括(1)一般现在时+频率副词
剑桥KET语法全概括(2)现在进行时+have got
剑桥KET语法全概括(3)可数与不可数名词+many/much/a lot of/lots of/a few/a little
剑桥KET语法全概括(4)一般现在时与现在进行时的比较+too/enough
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