引导连词有 that, so that…,in order that。
He must get up early so that he can catch the first bus.
他必须早起,以便能赶上第一辆公共汽车。
So that …——以便/以致……
例如:
(1)They studied hard so that they could pass the exam.
(2)They started early so that they caught the early bus.
注意点:
在例句(1)中,是引导目的状语;在例句(2)中,是引导结果状语。一般来讲,从句中含有情态动词的,为目的状语。无情态动词的,为结果状语。
宾语从句是指在一个句子中充当宾语的句子,如:He said that he wanted to be a teacher when he grew up.
(1)宾语从句的连接词:
宾语从句的连接词包括that、if/whether(是否)、特殊疑问词。
(2)宾语从句的语序:
A. 宾语从句的连接词后一般加陈述语序(主语在前,谓语在后),如:I want to know if he can come tomorrow.
B. 当连接词本身又是宾语从句的主语时,后面直接加谓语动词,如:She asked me who had helped him.
(3)宾语从句的时态
只要记住以下口诀就可以了“主现则从任,主过则从过,客观真理一般现”
(1) 特指前面已提到的人或物:
Look! A car has stopped there. The car is beautiful. 瞧,有辆小汽车在那儿停下了。那辆汽车可真漂亮。
(2) 特指说话双方都知道或能体会到的人或物:
Why not ask the teacher? 为什么不问问老师?
Pass me the dictionary, please. 请把词典递给我。
(3) 用于带后置定语的名词前,表示特定的人或物:
I like the magazine on the desk. 我喜欢桌上的那本杂志。
The supper her mother cooked was delicious. 她妈妈做的晚餐味道很好。
(4) 用于比较级前,特指两个被比较对象中的一个:
Of the two brothers, the younger is more interesting. 在这两兄弟中,年轻的这个更有趣。
以上就是初三网小编为大家总结的初中英语语法知识点,仅供参考,希望对大家有所帮助。