they exercise two hours a week.对two提问 （）（）（）do they exercise

they exercise two hours a week.对two提问 （）（）（）do they exercise They exercise two hours a day.(对划线部分提问) _______ ________ do They do their homwork for two hours( for two hours提问） 1.They have two music lessons a week.(对划线部分提问）two 是划线 do i need to exercise two hours every day?exercise for two h They need （two cups ）of yogurt.对括号提问 对划线部分提问、 They spent two hours painting the room.其中two hours The students exercise (once or twice) a week .(对画线提问） we will leave for Shanghai in two hours.对in two hours提问.（）（） He was in the library two hours ago.对划线部分提问（two hours ago） We play volleyball for two hours.（对划线部分提问）划线部分是two hours He does sports for two hours every day.(对for two hours 提问）