实用英语语法精华班  
第18节 状语从句(上)  
主讲人:徐国庆  
针对训练  
.选择适当的词填空  
before;unless;when;in case;so that;where;even though;  
though;once  
.The meaning of the word “nice” changed a few times  
_______ it finally came to include the sense “pleasant”.  
答案】ꢀbefore  
.________ the forest park is far away,a lot of tourists visit it  
every year.  
答案】ꢀEven though  
1
_
2
3
.You will never gain success________you are fully devoted to  
your work.  
答案】ꢀunless  
.Lessons can be learned to face the future,________ history  
4
cannot be changed.  
答案】ꢀthough  
.It was the middle of the night ________ my father woke me up  
and told me to watch the football game.  
答案】ꢀ when  
5