If he can       his natural ability with hand work, he should be very successful.

In our childhood,we were often __________by Grandma to pay attention to our table manners.

The trade union in this industry are ____ any reduction in wages.

On the way to the supermarket , it suddenly _______ to me that I had forgotten to lock my car , so I hurried back to lock it . 

When asked about the secret of his success， he ______ it to his friends’help.