皮皮学，免费搜题
登录
搜题
【单选题】
局麻药引起中枢神经系统兴奋的原因A.
中枢兴奋性神经元敏感
B.
中枢抑制性神经元敏感但不产生脱抑制
C.
兴奋边缘系统所致
D.
脱抑制作用
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】Things are hard with you, but you _______ try to get over the difficulties, for you have no choice. [ ]
A.
can
B.
may
C.
must
D.
ought to
【简答题】《劳动合同法》的立法宗旨是：完善劳动合同制度，明确劳动合同 ()的权利和义务，保护劳动者的合法权益，构建和发展和谐稳定的劳动关系。
【单选题】I know things are hard with you, but you( )try to get over the difficulties.
A.
can
B.
may
C.
must
D.
ought
【简答题】.'You try to get some sleep. I‘ll _____the patient."You try to get some sleep. I‘ll _____the patient‘s breakfast, "said the nurse. A)see to B)stick to C)get to D)lead to
【单选题】To appreciate that it's not easy for you, but you ______ try to get here on time．
A.
may
B.
must
C.
will
D.
can
【单选题】You never get ahead of anyone ______ you try to get even with him.
A.
as long as
B.
as well as
C.
as much as
D.
as far as
【简答题】If you try to learn too many things at a time, you may get (confuse) ______ .
【单选题】Don’t try to cheat in the examination. You will never __________ it.
A.
get away with
B.
get out
C.
get over
D.
get down to
相关题目：