（接前一题）and.................

槽车装油前一定要把接地线接到（）。

解决问题前的一种心理准备状态,称为()。

铆接是一种永久性连接。

低合金钢焊接为了防止焊接缺陷,一般焊前不预热。()

Complete the summary below. Choose NO MORE THAN THREE WORDS from the passage for each answer. (注意拼写） Pretty wants the government to initiate change by establishing what he refers to as a 25.................

Questions 27-30 Answer the questions below. Choose NO MORE THAN TWO WORDS from the passage for each answer. 28.Which TWO processes are mentioned as those in which animals had to make big changes as they moved onto land? ______ and _____ (注意：每个空填写一个单词。）

Questions 27-30 Answer the questions below. Choose NO MORE THAN TWO WORDS from the passage for each answer. 27.What had to transfer from sea to land before any animals could migrate? ___________

40.Choose the correct letter, A, B, C or D. According to the writer, the most significant thing about tortoises is that

Questions 34-39 Complete the flow-chart below. Choose NO MORE THAN TWO WORDS AND/OR A NUMBER from the passage for each answer. 71 species of living turtles and tortoises were examined and a total of 34_____ were taken from their forelimbs.