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Good health is __________ most people take for granted--- until they lose it .

I’ve just seen no more than one copy of“ Gone with the Wind”in the bookshop opposite. Tom, go and buy ________ back.

How do you find _______ to work with the foreign engineer?

The internet has made ____ possible for everyone to talk with friends miles away.

—How many practical plans has your deskmate made this week?
—      . All have turned out disappointing.

He advised farmers to choose the best seed-heads ,__________ that had the best color .

I feel __ interesting to talk with native speakers of English.

Someone knocked at your door just now,but I didn’t see who     was.

The thought of going back home was _______ kept him happy while he was working abroad.

Normally, a forest fire and the damage ______ causes can be very severe, especially when you consider the financial and physical losses.