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
Carol is getting old and he can’t jump as _______ as he did..
#46565
A
high 
B
higher 
C
highest
D
much higher
My grandfather lives ______. He sometimes feels ______. We should often go to see him.
#47685
A
alone, alone
B
alone, lonely
C
lonely, lonely
D
lonely, alone