Cars do cause people some health problems, in fact far more serious _____ than computers do. 

—Is _______ ready for the picnic?             —No, _______ is wrong with my bike. I can’t go bike riding with you.

Before ______ was standing a terrible man, Miss Linda could do nothing _________immediately.

—Just a minute, Tom. Is this the report you need to hand in today?—Oh, yes, Mum. I thought I had put         in my school bag. Thank you.

If I were in _______position of the mayor, I wouldn’t allow _______factory like this standing on the bank of the Yangtze River．