在职攻硕英语考试

【单选题】 Robert: What are you doingEllen: Trying to get this wine stain out of the carpet.Robert: Hang on. There's some soda in here. It should take the stain right out.Ellen: Really Hey, ______.
A．it really is functioning
B．it really is working
C．it really is playing
D．it really is influencing

网考网参考答案：B
网考网解析：
[注释] 表达某种方法、药物起作用或有效果时用work。这里的对话说的是“用苏打去除污渍真的管用”，用work很恰当。其余的表达不地道。 查看试题解析出处>>