题目

Modern people realize（认识到） the importance of exercise. It’s important for young men to keep a good habit of exercising. Look at the following table(表格), it shows some exercise in formation in a week about some of my classmates. “√”means “exercise”. Zhang JianSteveXiao PangLi LeiJackMonday√ √√Tuesday√ √√ Wednesday√ Thursday√ √√ Friday√ √√Saturday√ √√Sunday √√【1】On _______ very few students do sports.A.Monday B.Wednesday C.Friday D.Sunday【2】_______ of them exercise on Saturday.A.Two B.Three C.four D.Five【3】Steve _____ 下面关于压强事例的描述，其中正确的是：   A．把药液注射进肌肉里，利用了大气压强   B．航母上的舰载机起飞后，漂浮的航母受到的浮力不变   C．民航客机能够腾空而起，利用了流体压强与流速的关系   D．深海鱼到浅海后由于压强的减小，所以不能存活