【判断题】水泥的体积安定性即指水泥浆硬化后不变形的性质。( )
【单选题】According to this passage, the most important factor in developing a sense of trust is ______.
A.
the type of techniques used by the mother
B.
the sensitivity of the child
D.
the combined effect of natural feeling and cultural attitudes
【单选题】'These countries' in Line , Para. 3, most probably refers to ______.
A.
the developing countries which used to be colonies
B.
the former British colonies which now are developing
C.
the colonized countries which become as strong as Britain
D.
the developing countries which are still colonized by Britain
【单选题】水泥的体积安定性即指水泥浆硬化后( )的性质。
【单选题】李老师在授课过程中,每讲完一个知识点,就会提问几个问题,从而调节教学进度,这是运用了哪种教学技能?( )
【简答题】烹饪营养中的营养素可分为_______和_______两大类。