As the saying goes, “No pains, no gains.” There is no such ______ thing as ______ free lunch.
—The strong wind has a bad ________ our newly planted young trees. —What’s more,it ________ many people riding bikes on the road.
With the world changing fast, we have something new ________ with all by ourselves every day.
Public attention at the moment is focused ________ the problem of environment balance.
The wounded soldier escaped ________ in the fighting.
—Hey,look where you are going... —Oh,I’m terribly sorry.________.