Cut out meat, lose weight. And, while you're at it, protect your heart, sidestep cancer and live longer. 

According to research published by the Academy, vegetarians tend to have lower body mass indexes than meat-eaters, overweight and fat people who followed a vegetarian diet lost more weight than those who ate meat -- even though both groups consumed the same number of calories.

But losing weight and being healthier isn't about simply about eliminating meat, it's about how you replace that meat. 

Perhaps those vegetarians fell for these oh-too-common eating mistakes. Here are some tips you need to notice.

●French bread, chips and pretzels are all vegetarian. But no one's saying they're healthy foods. They are packed with calories and sugar, If you find yourself constantly pin-balling between hunger, eating and then hunger again. 

●If you're doing vegetarian eating, there's no reason to get less protein than you need, For instance, they automatically ate 450 fewer calories a day and lost about 11 pounds in 12 weeks. 

●A lot of vegetarians -- especially new ones -- worry about skimping on protein, Eat more cheese. Remember, 1 ounce of cheese contains an average of 100 calories and 7 grams of fat. 

●"While plant-based smoothies can be a healthy option for enjoying fruits, vegetables and protein. They can add a significant calorie load, especially if they are store-bought," Sheth says. 

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1.How many tips does the passage write about?

A 1

B 2

C 3

D 4

解析：选D。D 细节理解题。根据文章有四个黑点可知。

2.What does the second paragraph tell us?

A Vegetarians can lost weight more easier than meat-eaters.

B Meat-eaters are much healthier than vegetarians.

C Overweight is easy to change.

D Vegetarians likes to eating meat very much.

解析：选A。A 细节理解题。根据文章第二段“overweight and fat people who followed a vegetarian diet lost more weight than those who ate meat ”可知。

3.What does the underlined word pretzels mean in Chinese?

A 狗肉

B 黑鱼

C 椒盐卷饼

D 丹顶鹤

解析：选C。C 词义猜测题。根据文章第五段第一句“French bread, chips and与are all vegetarian” 可知，它是一种素食。

4.If you eat 450 fewer calories a day, you will lose about 11 pounds in about_____________.

A 2 months

B 3 months

C 4 months

D 5 months

解析：选B。B 细节理解题。根据文章第六段“For instance, they automatically ate 450 fewer calories a day and lost about 11 pounds in 12 weeks ."可知。

5.What’s the best title of the passage?

A Food and health

B How to lose weight

C Vegetarians eating mistakes hurting health

D Protect your heart

解析：选C。C 主旨大意题。根据第四段第一句" Perhaps those vegetarians fell for these oh-too-common eating mistakes." 可知。