【单选题】He took the blind girl ’ s arm and her through the doorway.
【单选题】作用于髓袢升支粗段髓质部抑制Nacl重吸收的药物是()
【简答题】A blind boy sat there with a hat by his feet. He held up a sign which said, “I am blind, please help.” There were only a few coins in the hat. A man was walking by. He took out a few coins and dropped...
【单选题】作用于远曲小管近端Na+-Cl-同向转运系统,抑制NaCl重吸收的是( )。
【单选题】How did Braille become blind?
B.
He became blind as a result of an accident.
C.
After taking some medicine, he became blind.
【简答题】某烃A(C 4 H 8 ),在较低温度下与氯气作用生成B(C 4 H 8 Cl 2 );在较高温度下作用则生成C(C 4 H 7 Cl)。C与NaOH水溶液作用生成D(C 4 H 7 OH),但与NaOH醇溶液作用却生成E(C 4 H 6 )。E与顺丁烯二酸酐反应生成F(C 8 H 8 O 3 )。试推断A~F的构造。
【单选题】关于髓袢说法错误的是()
B.
髓袢升支细段对水不通透,而对Na + 和Cl - 却易通透
E.
髓袢降支细段的钠泵活性很高,对Na+通透性较高,对水不易通透
【简答题】He took the blind girl’s arm and _____her through the doorway.