_____ of their bad habits, the boys switched from being dependent on their parents to _____ for others.
| A．Having rid; sacrificing | B．To rid; sacrifice |
| C．Rid; sacrificing | D．Having been rid; sacrifice |
"I usually go there by boat." "Why not _____ by train for a change?"
| A．try going | B．to try going | C．trying to go | D．to try and go |
It is no use ____ without _____.
| A．to talk, doing | B．taking, being done |
| C．talking, doing | D．being talked, being to do |
He is ill. He has kept_____.
| A．coughing all along | B．to cough at night |
| C．cough since yesterday | D．being coughed day and night |
Having finished the work,_____.
| A．it was almost six o'clock | |
| B．a postman came and delivered the evening paper and some letters | |
| C．supper had been already prepared | D．we had a rest and then had supper |
The boy had his leg _____ while ____ football.
| A．broken, playing | B．break, play | C．broken, played | D．broke, was playing |