2018-2019学年新课堂英语必修四外研版课件:Module 3 Section Ⅱ
2018-2019学年新课堂英语必修四外研版课件:Module 3 Section Ⅱ第4页

I’ll let you have the book on condition that you return it to me next week. 我可以把书借给你,条件是你下星期得还给我。 Take an umbrella with you in case there is rain this afternoon. 随身带着把伞,以防今天下午下雨。 [温馨提示] (1)在条件状语从句中,用一般现在时代替一般将来时,一般过去时代替过去将来时。 If he arrives tomorrow,I will be waiting for him at the airport. 如果他明天到,我将在机场等他。