According to the rules of Daddy, where are we going?, nobody take along with them cash and cell phones.
A. must
B. may
C. will
D. shall
网友回答
A. must
B. may
C. will
(答案→)D. shall
解析：考查情态动词：话题：根据《爸爸我们要去哪》的规则，没有人可以带现金和手机。Shall可以用于第二，第三人称，表示“规定，命令，警告，允诺的等”，这里根据According to the rules，可知用shall，must必须，may可以，will愿意，选D。