题目

选择合适的短语填空（注意时态）。 laugh loudly zebra crossing dance beautifully a little look out for 【1】Do you find a _____ nearby?【2】You shouldn’t _____ the window. You should read your book carefully.【3】There is a girl. She _____.【4】When the old friends met again, they _____.【5】I only have _____ water, but I can share it with you. 答案：【答案】【1】zebra crossing【2】look out for【3】dances beautifully【4】laughed loudly【5】a little【解析】laugh loudly大声笑；zebra crossing斑马线；dance beautifully美地跳；a little一点；look out for向外看；【1】句意：附近有_____吗？根据句意和所给短语的意思可知该空填zebra crossing斑马线符合句意，故答案为zebra crossing。托起的排球在上升直至达到最高点的过程中，有关机械能的叙述，正确的是A.动能转化为势能，达到最高点时，动能为零B.动能转化为势能，达到最高点时，动能最大C.势能转化为动能，达到最高点时，动能为零D.势能转化为动能，达到最高点时，动能最大