下载APP
【单选题】
______his return from Japan, Professor Li went directly to his laboratory and started working with his colleagues.
A.
Upon
B.
At
C.
Within
D.
Over
举报
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Professor Li always allows his students to voice their opinions in class, ______ sometimes their opinions are not sound.
A.
so that
B.
in case
C.
even if
D.
as though
【多选题】关于胃肠道吸收下列哪些叙述是正确的
A.
大多数脂溶性药物以被动扩散为主要转运方式吸收
B.
一些生命必需的物质如氨基酸等的吸收通过主动转运来完成
C.
一般情况下，弱碱性药物在胃中容易吸收
D.
当胃排空速率增加时，多数药物吸收加快
E.
脂溶性、离子型药物容易透过细胞膜
【单选题】Professor Li and his wife are now at work on a novel next year.
A.
to publish
B.
being published
C.
published
D.
to be published
【多选题】分子伴侣的作用说明了
A.
一级结构是空间结构的基础
B.
一级结构并非空间结构唯一的影响因素
C.
空间结构是生理功能的基础
D.
一级结构是生理功能的基础
E.
环境因素可以影响空间结构