—Why do you like koalas？
—Because they are________interesting．
| A．some |
| B．kind of |
| C．kinds of |
| D．a kind of |
--- Are those his pencils?
--- Yes, _____.
| A．it is | B．those are |
| C．they are | D．these are |
—Is that your book?
—No, .
| A．it is | B．it isn’t |
| C．they’re | D．they aren’t |
______ are John’s ______.
| A．This, key | B．That, key |
| C．These, keys | D．Those, key |
--- Mum, _______ is my friend, Eric.
--- Nice to meet you.
| A．his | B．it | C．she | D．this |
--Hello! My name Wang Ping.
--Hello! I Lin Li.
| A．is; is | B．is; am |
| C．are; am | D．is; are |