17. Complete the sentences. 1. Liz is tired all the time.

17. Complete the sentences. 1. Liz is tired all the time. She shouldn39;t go to bed so late. If _Liz didn39;t go to bed so late, she wouldn39;t be tired all the time._ 2. It39;s rather late. I don39;t think Ann will come to see us now. I39;d be surprised if Ann ---. 3. I39;m sorry I disturbed you. I didn39;t know you were busy. If I39;d known you were busy, I ---. 4. The dog attacked you, but only because you provoked it. If ---. 5. I don39;t want them to be upset, so I39;ve decided not to tell them what happened. They --- if ---. 6. Unfortunately, I didn39;t have an umbrella and so I got very wet in the rain. I ---. 7. Martin failed his driving test last week. He was very nervous and that39;s why he failed. If he ---.