Given the following scripts， what output would be generated？（）
A: The sky is red.
B: The sky is blue.
C: The sky is green.
D: The sky is yellow.
A: The sky is red.
B: The sky is blue.
C: The sky is green.
D: The sky is yellow.
举一反三
- The sky 「 」blue. (appear)
- blue sky bargaining
- The ancient people believed that ______. A: the earth was spinning on the axis of the sky B: the sky was a hollow sphere spinning around the earth C: the patterns of stars on the sky would never change D: the stars around the sky were not stationary
- The( )()( )is green. A: ruler B: sky C: pen D: pencil
- Which are the colours of life-saving appliances? A: Orange, green or yellow. B: Orange, red or yellow. C: Orange, blue or green. D: Orange, yellow or green.