祈使句 将祈使句的动词原形变为带to的不定式.并在不定式的前面根据句子的意思加上tell,ask,order等动词.句型是:tell/ask /order someone (not) to do something.) 如果祈使句为否定式.不定式前加not. (1) Make sure the door is shut , she said to her little son. She told her little son to make sure the door was shut. (2) Don’t smoke in the room, he said to me. He told me not to smoke in the room. 【查看更多】
