.Everything comes with________ price; there is no such________ thing as a free lunch in the world.
our earth, or else it will be no longer fit for us to live on.
With temperature ______ so rapidly, we could not go with the experiment.
They've won their last three matches, I find a bit surprising.
It's 5 days we came here. Why shouldn't we start?
in the fields on a March afternoon, he could feel the warmth of spring.