All the information except these two pieces _____ writing the article.
A. have been used to B. has been used to C. have been used for D. has been used for
What is the best way you think of ______ the environment?
A. to protect B. protecting C. protect D. protected
---How does your brother like the song Two Butterflies?
---Great! He _____ such a beautiful song before.
A. doesn’t hear B. never hear C. is never heard D. has never heard
-- How are you feeling here?
--- It’s quite hot. I don’t know _____ to go or stay.
A. how B. when C. whether D. where
Hobo has lots to eat and drink. “lots” is ______.
A. subject B. object C. attributive D. predicative
Can you please spend _____ explaining it _____ us?
A. sometimes; to B. some time; to C. some times; for D. sometime; for
