Have you ever seen anything like thatbefore—- ____

Good dietary sources of calcium should ________leafy green vegetables, fish, yogurt, tofu and breakfastcereals(谷类食物).[ ]

One primary goal of UNESCO is to____modern knowledge society in which all people canparticipate in information and knowledge. [ ]

We can’t besuccessful ________ we keep working hard.—I agree withyou.

do you make fruit salad—First, cut up the apples, bananas and pears. And then. . .