用适当的介词填空.We should wash our hands ( ) meals.I often ask Mr Zhang ( ) some science problems.

用适当的介词填空.We should wash our hands ( ) meals.I often ask Mr Zhang ( ) some science problems. 用适当的介词填空 We have hats____all color. 用适当的介词填空 用适当的介词填空 用适当的介词填空, 用适当的介词填空. ,用适当的介词填空 用适当的介词填空, 用适当的介词填空, 用适当的介词填空, 用适当的介词填空, 用适当的介词填空, 用适当的介词填空, 用适当的介词填空 He through ________ going to Beijing last month When we go out,what should we lake用适当的介词填空 He thought ________ going to Beijing last month. When we go out,what should we take_________? 根据句意,用适当形式的介词或副词填空.If someone falls_____a river,we should try our best to pull hime ____water. You should be friendly _____ other classmates.（用适当的介词、副词填空） We shouldn't sit_____the desk.We should sit____the chair.(用正确的介词填空） 适当的介词填空