The man called his professor for help because he couldn’t solve the problem by _________.
#39851
A
herself
B
himself
C
yourself
D
themselves
推荐题目
---Is Lisa a boy’s name or a girl’s name?---______________. 
#52845
A
Yes, a girl’s name.
B
She’s a girl’s name.
C
She is a girl.
D
It’s a girl’s name.
—Where are the socks? —__________.
#39181
A
They are on the bed
B
They are 6 yuan
C
I’ll take them
D
I can’t find them