Question

【题目】— Will you buy this tie for Dad?
— I have no idea. I don’t know or not the colour matches his new shirt.
A.if
B.that
C.why
D.whether

Answer 1

【答案】D
【解析】句意：——你要给爸爸买个领带吗？——我不知道。我不知道这个颜色是否与他的新衬衫相配。固定搭配：whether……or not。故选D。