问题补充:
That children meet with setbacks is a matter of necessity as they, so parents don’t worry about that.
A. shall; grew up
B. must; grew up
C. can; grow up
D. will; grow up
答案:
A. shall; grew up
B. must; grew up
C. can; grow up
(答案→)D. will; grow up
解析:考查情态动词和时态。 will 表示“不可避免性”。如:Boys will be boys. 句中的don’t worry说明了该句用一般现在时。