My deskmate exercises regularly every day,so he is always________and studies efficiently.
#10609
A
energetic 
B
confident
C
generous 
D
reliable
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custom                 
#14161
A
measure
B
upstairs
C
respect
D
sugar
All those second-hand goods are sold at                  before.
#14068
A
30%as lower price as
B
30%as low a price as
C
as 30%low price as
D
30%lower price than