问题
选择题
生物圈是指[ ]
A.整个地球
B.地球表层像纸一样薄的圈层
C.地壳内部
D.地球表面适合生物生存的地方
答案
答案:D
生物圈是指[ ]
A.整个地球
B.地球表层像纸一样薄的圈层
C.地壳内部
D.地球表面适合生物生存的地方
答案:D
从方框内选择适当的词并用其适当形式填空。 | |
apples, oranges, 3_____, bananas or 4_____? Different people may like 5_____ fruit. Look at this fruit 6_____. Today we have some great 7_____. The apples in Yantai are 8_____ 8 RMB a kilo. The 9_____, for 4 RMB a kilo and the oranges in Sichuan are 3 RMB a kilo. Strawberries are 6 RMB a kilo. So please go to the supermarket 10_____. |