根据词意
if翻译成“是否”引导的是宾语从句
if翻译成“如果”引导的是条件状语从句
考点
“是否”：宾语从句考点
语序：陈述语序
时态：主现从随便，主过从必过（客观事实和真理除外）
引导词：看翻译
“如果”：条件状语从句
主将从现，主情从现，主祁从现
真题再现
（2021 中考）
—I wonder if you_____us for the English party tomorrow.
一If I______free,I will go with you.
A.will join ;am
B.will join;will be
C. join;am
第一句中if翻译成是否，宾语从句，tomorrow出现可以使用将来时
第二局中if翻译成如果，主将从现，所以答案为A
大家尝试做出下面的试题
1.—What are you going to do tomorrow?
—If there ______tomorrow,we will go hiking.
A. isn't rain
B.won't rain
C. isn't rainy
2.Life can often be difficult.If each of us___to help others now and then，we
__our part in making life a bit more enjoyable for everyone.
A.remember; will do
B. will remember;do
C. remembers ;will do
答案：AC
作者：Cathy肖老师，英语语言文学硕士，英语教学20年
