一、情态动词类.Facts prove that the world’s economic development is not a win—lose game but one in which all _____be winners.can B.shall C.must D.would
As ___ boy, he should learn how to behave like ____ real man sooner or later.
Your story is perfect; I’ve never heard _______ before.
We thought it strange ________ Xiao Zhang did not take part in the sports meet of our school.
______ the challenges, I become stronger than I used to be.
A survey of the opinions of expertsthat three hours of outdoor exercise a weekgood for one’s health.