四个时态各造两组句,一般疑问句（肯定否定回答）否定句,肯定句,特殊疑问句

一般现在时：He comes from American。Does he come from American?yes,he does。No,he doesn't。Where does he come from?一般过去时：He came from American。Did he come from American?yes,he did。No,he didn't。Where did he come from?一般将来时：He will go to Beijing tomorrow。Will he go to Beijing tomorrow?Yes,he will。　No,he won't。where will he go?现在进行时：He is swimming。Is he swimming?Yes,he is。No,he isn'tWhat is he doing