1 . It was difficult to reach a definite ________(结论) because the situation was complex. (根据汉语提示单词拼写)

2 . From these facts we can draw a c ______ about how the pyramids were built.(根据首字母单词拼写)

3 . After several tests, the scientists drew a c ________that the theory was practical. (根据首字母单词拼写)

4 . Never jump to a ________ (结论) before we get a complete chain of evidence.(根据汉语提示单词拼写)

5 . Tu Youyou came to a c________ that boiling the sweet wormwood apparently destroyed its medical properties. (根据首字母单词拼写)

6 . The expert came to the c________ that there were many people infected with cholera.（根据首字母提示拼写单词）

7 . In c_________, it was found that the new drug was effective in treating cancer. (根据首字母单词拼写)

8 . It’s better to think twice before we draw a __________ (结论).（根据汉语提示单词拼写）

9 . I’ve come to the ________ (结论) that he’s not the right person for the job. (根据汉语意思单词拼写)

10 . We should weigh one fact against the next before we arrive at a_______(结论). （根据汉语提示单词拼写）