职称英语考试语法讲解：句型中的语法分析
5. S+V+O+S 主语+谓语（动词）+宾语+补语 Tom makes me sad. Tom made me sad. Tom will make me sad. 6. S+have+O 主语 +have+ 宾语 ｗ.com Tom has many friends. Tom had many friends. Tom will have many friends. 7. “there + be …”句型 There are some books on the shelf. There were some books on the shelf. There will be some books on the shelf. 8. 比较句型 1) A …than + B （比较级） Tom is taller than sally. Tom was taller than sally. Tom will be taller than sally. Tom works harder than sally. Tom worked hard than sally. Tom will work hader than sally. 2) as…as… （原级比较） Tom is as tall as sally. Tom was as tall as sally. Tom will be as tall as sally. Tom works as hard as sally. Tom worked as hard as sally. Tom will work as hard as sally.
9． “It is + adj形容词 + to do /从句”
It is important to learn English grammar.
It was important to learn Russin grammar.
It will be important to learn Russin grammar.
It is important that we learn English.
It was important that we learnt Russin grammar.
It will be important that we learn Russin grammar
