【题目】—Few children are as bright as he is，and also，he works very hard.
—It’s no ________ he always wins the first place in every examination.
A. doubt B. wonder
C. problem D. question
在线课程【答案】B
【解析】考查固定搭配。no doubt是“毫无疑问”的意思；no wonder难怪；no problem和no question均意为“没问题”。句意：——很少孩子像他那样聪明，而且学习也很用功。——难怪他在每次考试中总是第一名。故选B。