问几个英语语法点（初二上）（再线等）

1.先时间后地点
I was born on May 1st in Beijing.
2.spend...on +名词 I spend two hours on my homework.
spend...in+动名词 I spend two hours in doing my homework.
3.pleased 形容词 高兴的
pleasant形容词,令人高兴的
pleasure名词 高兴的事,愉快
4.little .和a little 修饰不可数名词
few 和a few 修饰可数名词
little,few用于否定句
a little,a few肯定句
5.问none neither both all区别（所加be动词）
either两者之一的,单数动词
neither 两者都不,单数动词
both 两个全部 复数动词
all 全部（三个以上,包括三个）复数动词
6.一般从句要与主句的时态保持一致.主句过去,从句用相应的过去时态.时间状语从句中,还可以用一般现在时表示一般将来时.如,When he comes here,I will tell him the story.宾语从句给你个口诀：从句时态主句定,如果主句是过去,从句相应作改变,客观真理仍现在.
7.Air and water can keep people alive.