The quality of the message can be affected by（）.
A: climate
B: sunshine
C: human beings
D: both a and
A: climate
B: sunshine
C: human beings
D: both a and
举一反三
- According to the passage, dogs and cats ______ . A: as well as human beings cannot see some colours B: have fewer cones than human beings C: have less rods than human beings D: can see colours as well as human beings
- Love can make those fortunate human beings ______.
- Both participants can be the source of the message and the receiver of the message at the same time.
- The message the author wishes to convey in the passage is that______ A: human civilization remains glorious though it is affected by climatic changes B: mankind is virtually helpless in the face of the dramatic changes of climate C: man has to limit his activities to slow down the global warming process D: human civilization will continue to develop in spite of the changes of nature
- The message the author wishes to convey in the passage is that ______. A: human civilization remains gorious though it is affected by climatic changes B: mankind is virtually helpless in the face of the dramatic changes of climate C: man has to limit his activities to slow down the global warming process D: human civilization will continue to develop in spite of the changes of nature