A. are workingB. have been workingC. workedD. had worke……

单项选择题Galileo lived in the City of Pisa, ______ there is a leaning tower about 180 feet ______.

单项选择题She didn't see me come and went on ______ her newspaper.

单项选择题The air of countryside is cleaner than ______ of city, but I don't like to live ______ far.

单项选择题Madame Curie's ______ encouraged many women to study science, and many of them ______.

单项选择题Who is it up ______ decide ______ whether to go or not

单项选择题Some old pots ______ clay were found lying ______ to the dead body.

单项选择题The largest city in Canada is ______.

单项选择题The phenomenon that words having different meanings have the same form is called ______.

单项选择题I（）have watched that movie--it'll give me horrible dreams.

A. shouldn' t
B. needn' t
C. couldn't
D. mustn't

单项选择题I was impressed______the efficiency of the work done in the company.