第3题: [单项选择]James, as well as his friends, ______ swimming. A. like B. to like C. likes D. liking 参考答案:C 答案解析:本题考查动词的用法。句中as well as his friends作插入语,主语为James,动词应用一般现在时的单数第三人称形式。该句意为:James同他的朋友们一样,喜欢游泳。
第4题: [单项选择]具有促进血小板聚集作用的是() A. 血小板促生长因子 B. 血小板选择素 C. 血小板第4因子 D. 血小板活化因子 E. PF3 参考答案:D