What problem do some farmers have?

• A、They have no workers to remove fruit trees.

• B、There is little land for growing fruit.

• C、Their crops were badly damaged last year.

• D、It's difficult to harvest their crops.

51.          

With alot of work _____，Jerry  had  not me to goto the cinema with his daughter.

• A、doing

• B、having done

• C、done

• D、to do