There are altogether______ nations within the British Commonwealth nowadays.A．45B．53C．55D．

More than ______ are buried in Arlington National Cemetery today.A．216,000B．206,000C．260,0

There has been a decline in local ______national advertising.A．thereforeB．soC．butD．and

Canada explained its decision for reasons EXCEPT that______.A．developing nations are not r

Nations are classified as"_____" when seven percent or more of their people have reached 6

The national parks are very important for preserving many animals, who would ______run the

There are nations whose lack of contact with the outside world has______ poverty.A.fallen