Some students are so ______ that they often make mistakes in their homework.
#47547
A
carful
B
serious
C
careless
D
successful
推荐题目
This is a ______ job.  I feel ______ of it.
#45335
A
tired ; tired
B
tiring ; tiring
C
tired; tiring
D
tiring; tired
Sam is _____ at basketball . He can play basketball very _____
#44970
A
good ,good
B
good, well
C
well ,good
D
well. well
 The air in Rizhao is getting much _____ now than a few years ago .
#44490
A
clean
B
cleaner
C
cleanest
D
the cleanest