She devoted herself __________ to her research and it earned her a good reputation in her field.
Look out! Don’t get close to the house, ______ the roof is under repair.
Quite a few people like traveling, for it can increase their knowledge and broaden their _____.
________, a man who espresses himself effectively is sure to succeed more rapidly than a man whose command of language is poor.
_____ is obviously right is to give all children equal opportunities to develop their special gift.
Take care not to get your shoes ______ in mud.