It’s very kind_______you to buy an air ticket________Singapore for me．
| A． for；for | B．for；to | C．of；to | D．of；of |
Most people have realized the ______ of protecting the environment.
| A．success | B．importance |
| C．experience | D．experiment |
Peter is honest boy and______ good friend of mine.
| A．an; a | B．a; the | C．the; a | D．a; an |
I bought a new book in the bookstore. My mother asked me.
| A．how much did I pay for the book |
| B．how much I spend on the book |
| C．how much the book cost'me |
| D．what's the price of the book |
—Do you know that Jeremy Lin ______ to give us a talk next week'?
—Really? That's good news.
| A．invites | B．is going to invite |
| C．will be invited | D．has invited |
—What do you think of the film named Iron Man 3?
—I have no idea, because I ______ it yet.
| A．don't see | B．won't see |
| C．haven't seen | D．didn't see |