| A．to; for | B．for; for | C．for; to | D．to; to |
| A．sings | B．sing | C．song | D．singing |
| A．It’s on October 1 st. |
| B．It’s in September 1 st. |
| C．It’s on December 25 th. |
| A．in | B．on | C．At |
| A．learns |
| B．learnt |
| C．is learning |
| A．in | B．at | C．on |
| A．swim; they can’t |
| B．swimming; they can |
| C．swim; they can |
| A．either | B．too | C．and |
| A．two | B．second |
| A．are | B．will | C．is |
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