【多选题】预算编制说明应包括工程概况、(ab )和其他需要说明的问题
【多选题】建设工程总概算的编制说明应包括( )、编制方法、投资分析及其他需要说明的问题。
【单选题】I could still have found my way into science in a nonexpansionist civilization of the future, where upward social mobility and its ______ opportunities would no longer be taken for granted to the degr...
【单选题】Science is still largely ignorant ______ the causes of many kinds of cancer.
【单选题】What do scientists mean by saying that the science of crying is still in its infancy?
A.
There is still more to learn about crying.
B.
People have known a lot about crying.
C.
The science of crying is a subject needed to be learned.
D.
The study of crying meets difficulties.
【单选题】It still puzzles the science world why some mammals produce their young ______ and hatching while others _____ to young babies. [ ]
A.
lying eggs; giving birth
B.
by laying eggs; by giving birth
C.
by laying eggs; give birth
D.
laying eggs; giving birth
【判断题】漏电保护开关由零序电流互感器、漏电脱扣器两部分组成。
【单选题】会展定位是一种重要的营销战略,它要符合会展本身和展览题材的发展趋势,而不能囿于眼前的状况,这是指会展定位的()特点。
【多选题】建设项目总概算的编制说明应包括( )、编制方法、投资分析及其他需要说明的问题。