专题十 并列句和状语从句(一)语法讲练——过知识关要点一 并列句并列句由两个或两个以上并列而又独立的简单句构成
在并列句中,这些简单句常由并列连词(短语)连在一起
1.转折/对比并列连词连接的并列句常见的表示转折关系的并列连词包括 but, while(而)等
其中,while 连接并列句时,两分句之间是对比关系
It often rains in the south, while it seldom rains in the north
在南方经常下雨,然而在北方很少下雨
2.联合并列连词连接的并列句常用的表示平行或对等关系的联合并列连词有 and, not only
but (also), neither
Not only did he speak more correctly, but (also) he spoke more easily
他不仅说得更正确,而且说得更轻松
3.选择并列连词(or, either
or, not
等)连接的并列句Would you like to leave or would you like to stay
你是想走还是想留
4.因果并列连词(for, so 等)连接的并列句He must have been caught in the rain, for he is wet all over
他一定淋雨了,因为他全身都湿了
5.特殊并列连词及并列句(1)when 可用于并列连词,意为“这时,那时”,相当于 and at this/that time
常用于下列句式:①be about to do sth
“正要做某事,这时突然……”②be on the point of doing sth
“正要做某事,这时突然……”③be doing sth