6. -- Business is going down and I’ve lost a great deal of money in the stock market.
-- ________ . Everything will work out fine.
A. Take it easy B. Have fun
C. Good luck D. Don’t mention it
7. I was fast asleep _______ suddenly my bed began shaking and I heard a strange sound, like a railway train passing my window.
A. before B. when C. while D. after
8. We can’t predict the climate well enough to know what _______.
A. expected B. to be expected C. to expect D. expecting