I don't know_____ Susan will come tomorrow. _____she comes, I'll tell you.[ ]A. if; whethe

题目简介

I don't know_____ Susan will come tomorrow. _____she comes, I'll tell you.[ ]A. if; whethe

题目详情

I don't know _____ Susan will come tomorrow. _____ she comes, I'll tell you.

[     ]

A. if; whether
B. whether; whether
C. whether; If
题型:单选题难度:中档来源:同步题

答案

C

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