_________that developed countries want to limit the development of the developing countries in the climate conference in Copenhagen.
—I’m scared by those piles of homework. —Don’t worry.there is much work, we’ll still have a great time.
I remember my daughter used to ask questions that girls _______ would ask.
Neither side is prepared to talk to_______ unless we can smooth things over between them.
There was nowhere to play with so much mess_______ the backyard.
A survey of opinions of experts _______that three hours of outdoor exercise a week _______good for one’s health.