The price of pork has not been kept under control as expected, and _____ is more surprising is that the price has risen by 15% just in the past few months．
A．that B．which C．what D．it
According to statistics, a man is more than twice as likely to die of skin cancer
_____a woman.
A．than B．such C．so D．as
He was busy writing a story, only _____once in a while to smoke a cigarette.
A．to stop B．stopping C．to have stopped D．having stopped
________well prepared you are, you still need a lot of luck in mountain climbing.
A．However B．Whatever C．No matter D．Although
— Catherine, I have cleaned the room for you .
— Thanks. You_______. I could manage it myself.
A．needn’t do B．needn’t have done C．mustn’t do D．shouldn’t have done
It’s helpful to put children in a situation _____ they can see themselves differently.
A．that B．when C．which D．where
