Iwonderifhe________us,butIth

发布时间：2020-07-28 02:09:51

I wonder if he ________ us, but I think if he ________ us, we'll be able to plete the task ahead of time.A.helps, helpsB.will help, helpsC.is helping, is helpingD.would help, has help

网友回答

B解析导解：前一个if意为“是否”，引导宾语从句，可用于将来时态．后一个if意为“如果”，引导条件状语从句，句中以现在时表将来．
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