unit5-Grammar- Yes_No Questions https://slideshare.qou.edu/sites/default/files/unit5-Grammar-%20Yes_No%20Questions.pdf Show More..  HideEmbed Codelike-dislike: 2Average: 2 (1 vote)Rate Your name Subject Comment * CAPTCHA This question is for testing whether or not you are a human visitor and to prevent automated spam submissions. Math question * 4 + 8 = Save Preview