The local government has again _______ its words not to swallow the arable land for town building and the farmers can do nothing but swallow it. Which of the following is NOT OK?

 When you are _______ about which button to press on the complicated machine, you can either read the user’s guide for guidance or fax us for specific instruction. Don’t ______ the trial-and-error method.

They are representatives of farm workers and the frustrating conditions they are in are______ the true state of the majority of them.

No sooner had I began to sing the English song than it was_______ by a 13-year-old girl. She sang the song so beautifully that I couldn’t help asking her when she had ______ the study of English.

Reviewing the video monitor afterwards, they noticed two armed men with their faces covered by masks step out of a carriage and ______the bank through the backdoor.

New ways have to be found to _______of waste materials and poisonous gases so that we can have cleaner surroundings

Some adjustments have to be made to the timetable so that it can _______everybody that is concerned.

The machine is designed to _______ people recycle wastes to a great degree but the result still remains to be seen.

“ The plane _______ in a minute. Please fasten your safety belts and remain on your seats until it has landed,” the stewardess announced in a sweet voice.

No teacher except him can ______ to be laughed at in front of so many students without losing temper.