You may easily lose your way in Shanghai ______ you don’t have a map or a guide.

—Tom wants to know if you will have a picnic tomorrow.
—Yes. But if it ______, we’ll play chess instead.

You’d better take the map with you           you won’t get lost,

If you want to go to see the movie this evening, so __    I.

— I don’t know if Aunt Li       these “stay-home children”tomorrow morning.
?— If I       her, I would come earlier.
?

I’m waiting for my friend.     , I’ll go shopping alone.
A. If she comes     B. If she doesn’t come C. If she won’t come

Mr. Green speaks very loudly     all the people can hear him clearly.
A. so that          B. when              C. because

---Look, what have they done?
---Sorry. I think if I __________ another chance, I’ll do it better.

—Will Mr Brown come to visit the company ?
—We don’t know if he _______．If he ______，we’ll tell you．

They ____________ having an argument at seven o’clock last night when CCTV ______ to broadcast news．
A．were having；started                B．will be having；started