In our school library there a number of books on science and the number of them
g rowing larger and larger.
| A．is , are | B．are , is | C．has , is | D．have , are |
—What's your name? —________
| A．Thank you. | B．It's Gina. |
| C．This is Gina. | D．My name is Gina. |
--- Is this your ball, Nick?
--- Yes,.
| A．this is | B．it’s | C．here is | D．it is |
Are those your pen friends? Yes, .
| A．they are | B．they’re |
| C．they are not | D．they |
--- What’s this ? --- .
| A．This is a ruler. | B．r-u-l-e-r |
| C．Its a ruler | D．It’s a ruler. |
---How do you do? ---
| A．Hello ! | B．How are you ? |
| C．How do you do? | D．I’m OK! |