—Do you know there are more than 3,000 languages ______ in the world?
—Sorry, I have no idea.
speaking
spoken
speak
spoke
the girl is only six years old, she knows more than 300ancient Chinese poems.( )
If
Unless
Although
May I use your computer?
Sorry. I on it.( )
work
am working
have worked
Uncle Liang eats out because his wife always makes delicious food for him.( )
seldom
sometimes
often
We must protect animals. They are friends.( )
us
our
ours
Lucy is a/an girl. She always helps others when they are in trouble.( )
upset
weak
kind