____， he would have passed the exam.
| A．If he were to study | B．If he studied hard |
| C．Had he studied hard | D．Should he study hard |
—I’m going to Beijing tomorrow.
—What a ______! I’m going there too.
| A．opportunity | B．luck | C．coincidence | D．danger |
Your success has resulted ______ your hard work. His angry words resulted ______ a fight.
| A．from; from | B．in; in | C．in; from | D．from; in |
—How do you go to school?
—By walking. It’s ______ walking distance of my home.
| A．of | B．by | C．during | D．within |
Don’t be too ______ about things you’re not supposed to know.
| A．strange | B．amusing | C．curious | D．conscious |
People have always been curious ______ how living things on the earth exactly began.
| A．in | B．at | C．of | D．about |