—Excuse me. _______ is your pen pal from?—He’s from Australia. We have been pen friends for three years.
#62138
A
What
B
Who
C
Where
D
Why
推荐题目
We can’t work out the physics problem. Can you tell us ________?
#61977
A
how to do
B
what to do it
C
how to do it
D
what should to do
