The computer behaved without any problems for two months and then one day it suddenly didn’t work.这台4脑连续两个月运转都很正常，但有一天却突然出现了故障。

beloved adj.心爱的

The rich man left each of his beloved grandchildren a large inheritance.那个有钱人给他每个心爱的孙子都留下了一大笔遗产。

beneficial adj.有益的，有利的

It would be beneficial for you to take a break and drink a cup of coffee, and you will be refreshed.休息一下，喝杯咖啡，对你会很有好处，可以让你精神焕发。

benefit n.利益，好处vt.有益于vi.受益

A good education is an enormous.接受良好教育的好处是巨大的。

Use of solar power will benefit all mankind.使用太阳能将有益于全人类。

bet n./v.赌，打赌

Mark bet all his money on a card game and lost.马克把所有钱者P用在纸牌游戏的赌博上，结果输了个精光。

bid n/v.出价；投标；企图，试图

I made a small on the antique dresser.我为那个古董梳妆台出了很低的价格。

We bid to sell at $10 per pound.我们试图按每磅10美元销售。

bind v.①绑②约束

Bind the newspapers in a stack so we can carry them out.把报纸拥成一捆，这样方便我们把它们带出去。

The contract binds me to our agreement•合同约束我遵守我们的协议。

bite v.咬

The baby shoved a huge bite of apple into his mouth.那个婴儿把很大一口苹果塞到嘴里。

Our dog bites，so be careflil.我们的狗会咬人，所以要小心点。

bitter adj.①苦（味的）②(令人）痛苦的；尖酸刻薄的

Your coffee is because you forgot to put sugar in it.你的咖啡太苦了，因为你忘记加搪了。

The weather in northern China during the winter is bitter cold.中国北部冬天的天气异常寒冷。

blame vt.谨责，责备

Janet could not blame anyone but herself when she was deserted by her boyfriend.珍妮特被男朋友甩了，这谁也不能怪，只能怪她自己。

Who took the for the failure of the project? 应该由谁承担项目失败的责任？