—What’s the picture about ?
—Stand over there ________you’ll be able to see the picture better .

--Why is she at Xiao Ying’s home?
--_________ they are friends.

The art club is for members only. You can’t go in _________ you are a member.

It has been 4 years _____ the earthquake happened in Wenchuan

--- Let’s go fishing if it _____ this weekend .
--- But nobody knows if it ____.

Why was the house on fire? _______ lightning hit it.

There’re many trees on ________sides of the river.

Give me your telephone number ____I need your help.

Because of the heavy traffic, it was already time for lunch break         she got to her office.

Many people believe _______ robots will do most of our housework in the future.