________enough money for his schooling, Tom worked part-time in a supermarket every evening.

I’m happy that you agreed to work with us again．and I look forward to______you next week．    

Old  Richard,        ill so long ,is losing his memory and needs to be attended to．

I’m glad to see the rapid progress ______in science and technology in the past decade.

 The traffic rule says young children under the age of four and ____ less than 40 pounds must be in a child safety seat.