【简答题】combat interactive blessing disappointment omit notification perplexed annoyance To our great ________, she did not come as expected that day.
【单选题】Victor couldn't speak because he ______.
C.
couldn't hear anything
【简答题】已知函数 ,其中 a为 常数. (1)当 时,求 的最大值; (2)若 在区间(0,e]上的最大值为 ,求 a 的值; (3)当 时,试推断方程 = 是否有实数解.
【单选题】— I saw Tony at the party. But he didn't speak to me _____ evening. — Maybe he didn't see you. [ ]
【单选题】I waited for her at the bus station for two hours, but she never______.
【单选题】Perplexed, she turned and noticed her husband had collapsed and was slumped on the floor behind the counter. She rushed to him and_________his head in her arms.
【单选题】She _____ an old friend of hers yesterday while she was shopping at the department store. [ ]
【单选题】He didn't speak slowly and he didn't speak clearly _______.
【单选题】下列选项中,符合《招标投标法》关于标底与招标控制价规定的是( )。
【单选题】Perplexed, she turned and noticed her husband had collapsed and was slumped on the floor behind the counter. She rushed to him and ________his head in her arms.