课文回眸室。
①《题西林壁》的作者是____代诗人____。诗句____,____写了诗人从____,____的不同角度,在____、____、____、____的不同位置观看____所见到的不同景象。
②俗语说“当局者迷,旁观者清。”诗句____,____
说明了这个道理。
③《游山西村》的作者是____代诗人____,全诗以一个“____”字贯穿全文的主线,诗中的“____”字表达了农家款待客人时尽其所有的盛情。全诗表达了诗人____的感情。
如图,圆O的直径AB=8,C为圆周上一点,BC=4,过点C作圆的切线l,过点A作直线l的垂线AD,点D为垂足,AD与圆O交于点E,则线段AE的长为____.
Halloween is a very popular holiday in North America. People celebrate it on October 31st. On this day, many people decorate their houses. Many people like to make jack-o'-lanterns. They are made from pumpkins. Some jack-o'-lanterns are funny and some are scary!
Children wear costumes and go trick-or-treating to collect candy. Many of these costumes are scary! Witch, ghost, vampire and black cat costumes are popular.