为了维持生命健康,人们每天需要摄取一定蛋白质。下列食物中富含蛋白质的是( ) A.米饭 B.鸡蛋 C.苹果 D.植物油 答案:解析:富含蛋白质的食物有:鸡蛋、牛奶、牛肉、鱼肉等,故B正确。 答案:B 方法总结:熟记人体所需的六大营养素和富含营养素的食品。短文改错
Although we may not realize that, when we 1.________
talk with others we make ourselves understand 2.________
not just by words. We take messages to the 3.________
people around us also by our expressions and 4.________
body movements. A smile and handshake shows 5.________
welcome. Wave one's hand is to say "Goodbye". 6.________
Nodding head means agreement, while shaking it 7.________
mean disagreement. These gestures are accepted 8.________
all by Chinese and English speakers as 9.________
having same meanings. 10._______