皮皮学，免费搜题
登录
搜题
【单选题】
用移液管量取一定量液体时,最后残留在移液管尖嘴部分的液体,一定( )。A.
要吹进液体中去
B.
不能吹进液体中去
C.
吹不吹无所谓,因为对所量取的液体的体积影响不大
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 reason for the high death rate of oral cancer is _________.
A.
lack of confidence and cooperation with the doctor
B.
lack of an early diagnosis
C.
not treated at an advanced stage
D.
doing nothing at all
【多选题】下列关于主函数说法错误的是 ?
A.
一个 C 程序中只能包含一个主函数
B.
主函数是 C 程序的入口
C.
C 程序中可以包含多个主函数
D.
主函数只能包含输出语句
【单选题】_______confidence and the necessary equipment, they failed to rescue the 42 miners trapped in the coal mine. [ ]
A.
Lack of
B.
Lacking of
C.
Lacking
D.
Having lacked
【单选题】18
A.
Gift giving may make people feel insecure.
B.
People intend to give more gifts than they receive.
C.
Some people are reluctant to give gifts.
D.
The perfect gifts are hard to find.
【单选题】Real confidence comes from knowing and accepting yourself—your strengths and ______ —in contrast to depending on affirmation from others.
A.
limitations
B.
restraints
C.
boundaries
D.
confinements
相关题目：