关于时态的几道题1、oh no,that old man has fallen down and hurt himsel

that old man has fallen down and hurt himself为什么用完成时不用一般过去时 the old man fell down and hurt his knees by a_____ An old man （ ）down and （ ）himself in the street.fell；hurt.为什 "The old man has fallen into poverty"是主系表结构吗?has fallen是系动词? Greater love has no man than this,that he lay down his life 求No man is angry that feels not himself hurt的语法结构! no man is angery that feels not himself hurt. 关于时态的单选Ted____while he____his bicycle and hurt himself The old man has no hair.He is b___. Luckily the old man was not badly hurt的翻译 No man is angry that feels not himself hurt,这个是什么从句,that 引导什 短文改错A man has an old cat and a young cat.1______He like them