Mấy bạn ơi jup mk với ạ

28.-Small children are often told that it is rude to point other people. A. on B. to С. at D. for 29-The boy waved his hands to his mother, who was standing at the school gate, to her attention. A. attract В. pull C. follow D. tempt 30-When you are in a restaurant, you can raise your h ...