A. damageB. predictC. destroyD. affect
A. damage
B. predict
C. destroy
D. affect
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Nanoconveyors could be used to____________.
请在第____处填上正确答案。
A. plant
B. source
C. equipment
D. 1ine
The leaves have been swept into huge heaps.
A. loads
B. 1ayers
C. pyramids
D. piles
Schmidt and her colleagues are the first group of scientists studying Europa.
A. Right
B. Wrong
C. Not mention