<em>1 He wasn't hungry, so he didn't eat dinner.
</em>
<em>- If he had been hungry, he would have eaten dinner.
</em>
<em>2 I didn't see Ann, so I didn't tell her about the party.
</em>
<em>- If I had seen Ann, I would have told her about the party.</em>
<em>3 He was very tired last night so he stayed in.
</em>
<em>- If he hadn't been very tired last night, he wouldn't have sttayed in.</em>
<em>4 She missed the bus because she left home late.
</em>
<em>- She wouldn't have missed the bus if she hadn't left her home late.</em>
<em>5 They got wet because they didn't take an umbrella.
</em>
<em>- They wouldn't have got wet if they had taken an umbralla.</em>
<em>6 We didn't take any photographs because we had left the camera at home.
</em>
<em>- We would have taken many photos if we hadn't left the camera at home.</em>
<em>7 She went to the party and met a lot of new people,
</em>
<em>- If she hadn't gone to the party, she wouldn't have met any new people.</em>
<em>8 The weather was great so we went to the beach.</em>
<em>If the weather hadn't been great, we wouldn't go to the beach.</em>