单项选择题 顶入法是指用专用的（ ）设备在成型孔中直接顶入管道的方法。 A. 开挖 B. 顶管 C. 盾构 D. 钻进

单项选择题 Flow control is one of the basic functions of the data link layer. Regarding flow control, which one is correct among following statements? A、Only the data link layer has flow control B、Not only the data link layer has flow control, but the flow control objects of each layer are the same C、Not only does the data link layer have flow control, but the flow control objects of each layer are different D、None of the above is right

问答题 农药残留是指农药使用后，残存于[填空1]、[填空2] 和 [填空3]、中的农药母体及其衍生物、代谢物、   降解物和杂质的总称。

单项选择题 参与了关于案例观摩的1—4视频的讨论，讨论围绕案例，结合自己学校的实际情况进行展开，在观摩和讨论中，寻找适合自己学校的建设方案。 A、正确 B、错误

不定项选择 按调整环境保护关系的法律规范来定义环境保护法体系，其优点是规范的法律地位一目了然。

单项选择题 Having seen the boycott that Revlon had narrowly averted and being afraid of __________ similar wrath, Avon, Bristol-Myers and other major cosmetics corporations soon followed suit. A、occurring B、incurring C、concurring D、encounterring

判断题

判断题 巴斯德和他的助手们研制出了狂犬病疫苗。 正确 错误

问答题 Our college has an international _________ for its teaching and research. A、composition B、assignment C、representation D、reputation

单项选择题 从原始数据到获得洞见并采取行动的准确顺序是：