____ you are ill, you should go to the clinic right now.
____ you are ill, you should go to the clinic right now.
Have one more try, ______ you will not succeed.
___ my classmates ____ our class teacher was there then.
The old woman can’t read ______ write.
Is there a letter ______ a postcard ? There’s a letter.
They are all new, ________ I’m not.
—It's dangerous here. We'd better go out quickly.
—But I think we should let ________ go out first.
Just search the Internet, you can get almost all the________ you need.
Some people ride bikes to work to reduce ________ pollution.
In the north of China, it is a (an) ________ to have dumplings in the Spring Festival.
