皮皮学,免费搜题
登录
搜题
【判断题】
苯硫基甲基锂的反应可以用于合成烯烃。尤其是位阻较大的酮合成末端烯烃时,用苯硫基甲基锂要比 Wittig 试剂更加方便。
A.
正确
B.
错误
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【单选题】The passage states that polls can benefit industry by ______.
A.
reducing waste
B.
establishing fair prices
C.
strengthening people's faith in business
D.
saving small businesses
【单选题】What does the speaker think of public opinion polls?
A.
He thinks it is the dawn of a more democratic era.
B.
He thinks politicians are responsive to real public concerns.
C.
He thinks the publics’ input to the political process will no longer be limited.
D.
He thinks opinion polls are used and reported in high selective ways.
【单选题】女, 50岁,肝硬化腹水患者,尿少,双下肢浮肿,脉搏140次/分,呼吸38次/分,端坐位,有脐疝。治疗首选
A.
强心剂
B.
口服利尿剂
C.
穿刺放腹水
D.
导泻
E.
静脉注射白蛋白
【单选题】Opinion polls suggest that the left-wing coalition will be () in the forthcoming elections.
A.
presumed
B.
iquidated
C.
massacred
D.
eradicated
【简答题】2016最佳雇主案例分析
【简答题】女,50岁,肝硬化腹水患者,尿少,双下肢浮肿,脉搏140次/分,呼吸38次/分,端坐位,有脐疝。治疗首选 A. 强心剂 B. 口服利尿剂 C. 穿刺放腹水 D. 导泻 E. 静脉注射白蛋白
【单选题】Polls suggest at worst he is tied with Lamont, ________he beats him by a wide margin.
A.
more or less
B.
furthermore
C.
at best
D.
moreover
【单选题】Opinion polls suggest that the left-wing coalition will be______in the forthcoming elections.
A.
presumed
B.
liquidated
C.
massacred
D.
eradicated
【简答题】A.census B.surveys C.ballots D.polls
【单选题】税务行政复议机关受理复议申请后,应在受理之日起( )内将《复议申请书》副本发送被申请人。被申请人应当在收到《复议申请书》副本之日起( )内,向复议税务机关提交作出具体行政行为的有关资料或证据,并提交《答辩书》。
A.
10日、30日
B.
7日、10日
C.
15日、30日
D.
10日、15日
相关题目: