What the doctors really doubt is ______ my mother will recover from the serious disease soon.A.when B how C whether D why
They____on the program for almost one month before l was arranged to help them. Now, we____on it as no result has come out.
Meeting my uncle after all these year was an unforgettable moment ,_______I will always remember.
---Keep a____eye on your little girl! -Oh, my God! She is standing too ____to the fire.
Do you believe __ true ___ you find high wages, you generally find high prices?
The government has been under growing pressure to ______ the causes of air pollution as smog frequently smothers the country's large cities.