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在 if 引导的条件状语从句中,如果从句谈论的是一个有可能发生的事实及其产生的相关的结果,主句用一般将来时态,从句用一般现在时态
2.If you want to know more about it ,call now.
如果你想了解更多内容,现在就打电话吧
If引导的条件状语从句
主句
“if从句+祈使句”这种结构来表达建议.
3.If you heat ice, it?turns to water.(也可用will turn )
If引导的条件状语从句
主句
如果把冰加热,它就会化成水
?
if 条件句谈论的是事实或预示要发生的情景和事件,则主从句大多用一般现在时态。
1. If he? ?hard, he will get good grades.
C. will study? D. studied
A. study B. studies
2.If you want to know what to see, _____the guide .
A. will look at B looks at
C look at D looked at
3.If he comes late,? ?he will miss the train.
A. and B. so
C. /?? D. or
1. If he? ?hard, he will get good grades.
C. will study? D. studied
A. study B. studies
2.If you want to know what to see, _____the guide .
A. will look at B looks at
C look at D looked at
3.If he comes late,? ?he will miss the train.
A. and B. so
C. /?? D. or