If you're down,ifup should do the trick.
If you're down,ifup should do the trick.
if you do get stuck looking for things,you should ask the re
If you're tried,you should lie down and rest和you should lie
If you get lost ,this is what you should do sit down and sta
Do you mind if I turned the TV down.
if you have the Swine Flu,what should you do
补全对话---Do you mind if i sit down here ---().Do sit down .The
you should see the doctor if you're ill 写问句,
you should see the doctor if you're ill 写问句.
do the trick
that do the trick
And so do you,if you're afraid,and if the earthquake's a big