有关英语句子复习
a.简单陈述句的语序
点睛：叙述一件事；词语顺序
b.Now, often and always
Now：正在发生的动作——现在进行时(be doing)
often and always: 经常性发生的动作——一般现在时
标志词：rarely, never, always, frequently, sometimes, often, ever
c. What happened? 一般过去时
I visited museums and sat in public gardens.
d. What has happened? 现在完成时
点睛：主语+助动词have/has+动词过去分词
I have just received a letter from my brother, Tim.
e. the, a/an, some
点睛：the特指；a/an重指代，some重数量（不确定数量）
f. What were you doing when I telephoned? 过去进行时
点睛：was/were + doing
g. adj. & adv. 比较级与*
点睛：原级（无比较无变形）
比较级（更。。。）
*（最。。。）
①一般直接在比较词尾加er / est
②多数双音节词和多音节词，在形容词或副词前加more/most.
h. 时间表达
① at 表达一天之内的.某个时间
eg: at midnight/ at 2 o’clock/ at noon
② on 表达星期几和几月几日（具体到某一天）
on Wednesday/ on 7 January 2011/on my birthday
③ in 表达较长的时间
in October/ in the 1980s/ in winter
④ 星期全称及简写