【简答题】Matt's hobby was collecting stamps. He had stamps from many countries, like America, Egypt and China. On his birthday, can you guess what people gave him? That's right——stamps. Matt's favorite stamps ...
【单选题】What can be known from the fourth and fifth paragraphs?
A.
Congress believed Arctic"s thermostat is upset by the global warming.
B.
The aim of releasing a poll is to stress the bad influence of global warming.
C.
Scientific organisations are responsible for studying global warming.
D.
Fewer people think temperature rise is caused by human activities now.
【单选题】链传动中,链节数一般应取偶数,其目的是______。
【判断题】设计中的张拉控制应力包括预计的预应力损失值,但不包括锚头摩阻损失。()
【单选题】104各民族都有禁忌,其中( )妇女有纹身习俗,但忌男人参与或偷看。