Feel free to ask any questions

4 and 1 are the correct ones in terms of grammar. 4 is the most natural one and it's what you'd u...

If you have any questions, please don't hesitate to call me. 如果你有問題，請不要猶豫打電話給我。 那，究竟要用哪個呢？

我們常在報告結束時問聽眾：「有沒有任何問題？」這句的英文到底是“Any question？”還是“Any questions？&r.