1704950834
连接两个动词：
1704950835
1704950836
She may do some work in the fields or help in the house．她可以在地里干活，也可以在屋里帮忙。
1704950837
1704950838
The egg should be hard-boiled, or cooked until the inside is firm．鸡蛋可以煮得很熟，也可煮到蛋黄刚成为固体。
1704950839
1704950840
连接两个副词：
1704950841
1704950842
Are you coming today or tomorrow？你准备今天来还是明天来？
1704950843
1704950844
It’s now or never．要么现在干，要么永远别干。
1704950845
1704950846
连接两个介词短语：
1704950847
1704950848
Are you going to water the garden before or after supper？你准备在晚饭前还是晚饭后给花园浇水？
1704950849
1704950850
Would you like to sit in the front or at the back？你想坐前面还是后面？
1704950851
1704950852
连接两个从句：
1704950853
1704950854
Do you want a bath at once, or shall I have mine first？你想马上洗澡还是我先洗？
1704950855
1704950856
有时可连接三样或更多东西：
1704950857
1704950858
The sea can be blue or green or grey．海水可以是蓝色、绿色或是灰色。
1704950859
1704950860
I’d like it to be black, or white, or grey．我喜欢它是黑色、白色或是灰色。
1704950861
1704950862
Savings may come in useful for holidays, for expensive items of clothing, or perhaps forbuying a car．存款可以用来度假，买昂贵的衣服或买车。
1704950863
1704950864
在某些否定句中，要用or而不能用and连接两样（或更多）东西：
1704950865
1704950866
He never smokes or drinks他从不抽烟喝酒。
1704950867
1704950868
His chief trouble was that he did not know any editors or writers．他的主要麻烦是他不认识什么编辑或作家。
1704950869
1704950870
or还有一个意思，就是“否则”：
1704950871
1704950872
He had to have a job or go hungry．他得有工作，否则就要挨饿。
1704950873
1704950874
Hurry or you won’t make the train．赶快，否则就赶不上火车了。
1704950875
1704950876
or else也起同样作用：
1704950877
1704950878
Hurry up or else you’ll be late．赶快，否则你就要迟到了。
1704950879
1704950880
otherwise也有同样意思：
1704950881
1704950882
Do it now. Otherwise it will be too late．现在就干，否则就太晚了。
1704950883
[
上一页 ]
[ :1.704950834e+09 ]
[
下一页 ]