Question

【题目】If children are allowed to choose________they eat, they usually will go for sweet food.
A.what
B.that
C.which
D.whether

Answer 1

【答案】A
【解析】句意：如果允许孩子们挑选他们吃的东西，他们常常会去选甜食。choose后的宾语从句缺少eat的宾语，表示“……东西”，只有what符合语境。故答案选A。