What's the shape? 是什么形状? How wide is this bridge? 这座桥有多宽? How thick is the ice here? 这儿的冰有多厚? This metal is hard. 这种金属硬。 He can run fast. 他跑得快。 Kate is smart. 凯特聪明。 How long do you watch TV? 你看多长时间电视? How often do you go swimming? 你多久去游一次泳? Would you please ...? 请你帮忙......好吗? May I ask you a question? 我能问你个问题吗?