用if或whether造5个宾语从句
I wonder if it doesn't rain.
Please let me know whether you want to go.
I don't know whether/if the report is true or not.
It depends on whether we have enough time.
Whether he will come I am not sure.
引导词
宾语从句的引导词常常有:
由陈述句转化而来的宾语从句,引导词为that,that在口语或非正式文体中可省略。
由一般疑问句转化而来的宾语从句,引导词为if或whether。
由特殊疑问句转化而来的宾语从句,引导词为句子本身的特殊疑问词,即what,when,where等。如:I think(that)he will come here by train. 我认为他会坐火车来这儿的。
I wonder if it doesn't rain.
Please let me know whether you want to go.
I don't know whether/if the report is true or not.
It depends on whether we have enough time.
Whether he will come I am not sure.