Question

(2012·南京高二检测) Some people are worrying about the possibility _______ mobile phones could be responsible for a range of illnesses, from rashes (皮疹) to brain tumors.

A．that	B．why
C．how	D．whether

Answer 1

A

A 本题考查同位语从句。that是对名词possibility的内容的解释。句意：一些人担心手机可能会引起很多的病，像皮疹和脑瘤。