His parents don't often go to the park on sunday.改否定句在often前需要加助动词do,parents是父母,复数,所以用don‘t也可以是His parents never go to the park on sunday.他的父母从不在周日去公园,完完全全的否定了。第一种更时候考试要求
His father is watching TV in the sitting-room.改为一般疑问句Is his father watching TV in the sitting-room? Mr Green is from England.改为同义句Mr Green comes from England It's Wednesday today.对加粗部分提问What day is it...