﹣ Could you play the piano at the age of five？
﹣ No.I _________ .I started at six.（ ）
A．can'tB．shouldn'tC．needn'tD．couldn't
The world is changing with every second；and China，______ too，with every second．（ ）
A．is changingB．had changed
C．changed
______ lucky they are，I thought，to have each other．（ ）
A．What aB．WhatC．How
Every one of us ______ always breathe the same breath and share the same future as the people．（ ）
A．mightB．shouldC．could
______ October 1，we will celebrate the seventieth birthday of the People's Republic of China．（ ）
A．OnB．InC．At
There are only big trees on one side of the street，different flowers lie on ______．（ ）
A．otherB．anotherC．the other