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4.You ( ) yesterday if you were really serious about the job.

3.Her husband could have helped her, but he chose not to.( )

2.The house is dark; the Browns ( ) to bed.

9. When they had finished playing, the children were made ( ) all the toys they had taken out.

8. The rooms were then empty and most of them ( ).

7. All the machines ( ) next month.

6. English ( ) in a new way at my college in the past few years.

5. He remembered ( ) to the zoo by his father when he was little.

4. In some parks visitors ( ) to keep off the grass.

3. New ideas sometimes have to wait for years before they ( ) fully.