【单选题】下列关于催化剂的说法中错误的是
C.
MnO 2 可以作H 2 O 2 、KclO 3 分解的催化剂
【单选题】1岁女婴,发热三天后出皮疹,皮疹2---3天出齐,疹退后躯干四肢有棕色色素沉着。最可能的诊断是
【简答题】A.Emphasize the good quality of his products. B.Emphasize the rarity of his products. C.Emphasize the discount of his products. D.Emphasize the function of his products.
【简答题】What do Britain emphasize in the office?
【单选题】To emphasize an idea through style, place it
B.
in a dependent clause.
C.
in the middle of a sentence.
D.
Any of these techniques would emphasize the idea.
【单选题】关于空压机气阀升程,下列说法错误的是________。
【简答题】A map is used to emphasize details of an idea. ( )
【多选题】白头翁功能 [填空(1)] 、 [填空(2)] 。