Do you _________ or serve in an organization or are you a member of some group?
#12567
A
simplify
B
require
C
sign
D
volunteer
推荐题目
You ________ park here!It's an emergency exit.
#11450
A
wouldn't
B
needn't
C
couldn't
D
mustn't
pleasure   
#13603
A
league
B
ocean
C
break
D
breakfast
—Don’t be so naughty! Be your ________.—Got it,mum. 
#12336
A
manners
B
age
C
behavior
D
politeness
 There were lots of people standing watching, yet no one of them ________. 
#12672
A
offered to help
B
offered helping
C
was offered to help
D
was offering help