30. How long do you think it will be _____ we can find a new water source?

24. Thomas set off, leaving word with his daughter _____ he would come back soon.

At the age of 10 Shawn picked up dance class，      she had been told that dance didn’t
suit her．

 
33. — It’s said that Williams will come to help us.
— ______ we depend on him, we have to do most of the work ourselves.

 
32. If the economic situation goes on like this, there’s a danger______ many factories may have to close down. 

 
30. —What should we do since we can’t make a compromise after lengthy talks.
— ____ you apologize and take back what you’ve said _____ it is all over between us.

Susan started to clean the room；           Lily was preparing lunch．

We want to buy the same computers         are being used in your office．

 
16. － Mom, what did the doctor say?
－ He advised me to live _______ the air is fresher.

 
14. It was on my way back home_______ my father made the promise _______ I can do well in next exam he will buy me what I want.
A. when; that   B. when; that if   C. that; why   D that; that if