题干
If you make every effort, your dream will________， and this________all the people.
A：be come true; is true to
B：come true；is true of
C：realize；is true for
D：be realized；is true to
答案(点此获取答案解析）
B
力为8mg,此后小球继续做圆周运动，经过半个圆周恰能通过最高点，则在此过程中小球克服空气阻力所做的功为学科网
