28.（ ）

(单选题)To achieve the desired result, humorous stories should be de (单选题)It can be inferred from the passage that public services ___ (单选题)The joke about doctors implies that, in the eyes of nurses, (单选题)To make your humor work, you should ______. (单选题)We can infer from the passage that ______. (单选题)Which of the following about the boy is WRONG? (单选题)When the boy finally told his father that all the nails were (单选题)Underlined expression dwindled down means ______. (单选题)When the boy lost his temper, he must ______ as his father t (单选题)70.（ ）