(2012辽宁卷)The old couple often take a walk after supper in the park with their pet dog them.
四、it类 . Everyone knows that _______ is dangerous to play with fire, but _______ is difficult is to prevent children from playing with fire.
. I dislike _______ when others laugh at me in publicorthink poorly of me behind.
. I’ve no idea. I just pretended nobody was at home, so I didn’t ask who _______ was.
. “Excuse me, I want to have my watch fixed, but I can’t find a repair shop.” “I know ________ nearby. Come on, I’ll show you.”
. Will you see to _______ that my children are taken good care of while I am away?