This is ________ article written in English. I think English is ______ useful language.
| A．a, an | B．the, a | C．an, a | D．an, an |
-Mum,may I go out to fly kites?
-Sorry.Please don’t go out___________your work is finished.
| A．after | B．while | C．till | D．since |
I always share my happiness with my ___________friends.
| A．close | B．closed | C．closing | D．to close |
He often___________when others are talking.He is impolite.
| A．cuts in | B．hands in | C．gets in | D．gives in |
—You’re very pretty.
—______.
| A．Thank you | B．No, I'm not |
| C．I’m fine | D．You’re right |
There are two blackboards ______the wall and two doors ____the wall.
| A．on, on | B．on , in |
| C．in , on | D．in ,in |