The knife is a strong piece of ______ against the defendant.
A. proof
B. clue
C. indication
D. evidence
查看答案
Which of the following is true according to this passage
A. Chad Lake located in the middle of Chad in northern Africa.
B. The water from Chad water can now only be used for irrigation.
C. The area around Chad Lake has suffered from heavy rain lack many decades.
D. Population around the Chad Lake now begins to decrease due to water lack.
40（）
A. higher
B. over
C. up
D. more
39（）
A. as
B. when
C. after
D. while
Which one is NOT mentioned in this passage that can be the source of carbon dioxide
A. Oil.
B. Trees.
C. Wood.
D. Soil.
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