题型:判断题 - Does your sister _____ to school by bus? - Yes, she _____. [ ]A. goes, does B. go, do C. go, does 查看答案
题型:判断题 由静止开始做匀加速直线运动的物体,在第1 s内的位移为2 m。关于该物体的运动情况,以下说法正确的是A.运动过程中的加速度为4 m/s2B.第1 s末的瞬时速度为2 m/sC.第2 s内的位移为4 mD.第1 s内的平均速度为4m/s 查看答案
题型:判断题 — How cold the weather is! I wonder how the crops survive under such heavy snow? — Don't worry. There is a lot of air in loose snow which _____ the cold. [ ]A. holds back B. holds up C. keeps away D. keeps out 查看答案