We've worked out a method __________ our production can be greatly raised.
Although this ____ sound like a simple task, great care is needed.
In many countries in the world, breakfast is a snack _____ a meal, but the traditional English breakfast is a full meal.
It’s a fact ____ he has not received the letter.
Only when I left my parents for Italy _____ how much I loved them.
Many people have come to realize that they should go on ____ balanced diet and make _____ room in their day for exercise.