--  _________ you from Australia?   --No, I’m from Singapore.

Such poets as Shakespeare _____ widely read, of whose works, however, some _____ difficult to understand.

The number of people invited __________fifty, but a number of them__________ absent for different reasons. 

A survey of the opinions of experts___that three hours of outdoor exercise a week___good for one’s health.

 What he said and what he did _____ quite different.