—Who is this boy?—Sorry, I       .
#22299
A
not know
B
know not
C
don’t know
D
not do know
推荐题目
–Could I borrow your computer?--_______.
#3165
A
Help yourself.
B
Make yourself at home
C
By all means.
D
Never mind.
---How is it going? ---_______. I can’t find my English book.
#21154
A
Great
B
Not bad
C
Terrible
D
Pretty good
 – What is Kitty doing the day after tomorrow?–_________. 
#22591
A
She went to the movie
B
She is studying for a math test
C
She has s sore throat
D
She gets to school by train