I need your help because I don’t know __________.
#70376
A
how to do
B
what to do it
C
what should I do
D
how to do it
推荐题目
His MP5 is very useful,      ?
#70938
A
isn’t it
B
is it
C
does it
D
doesn’t it
—You are Jim’s sister, aren’t you?—_________. 
#69653
A
No, I am
B
Yes, I’m not
C
Yes, I am
D
Yes, you are
She’s read the  book, _____?
#69621
A
isn’t she
B
doesn’t she
C
hasn’t she
D
wasn’t she