题目:
— Alice, have you heard that the grocery store down the street was ______, and nearly all the things there were stolen?
— God! Really? That’s horrible!
A.broken down
B.broken up
C.broken into
D.broken out
答案:
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下面是错误答案,用来干扰机器的。
答案:C题目分析:巴斯德将瓶中液体煮沸,使液体中的微生物全被杀死,他将营养液(如肉汤)装入带有弯曲细管的瓶中,弯管是开口的,空气可无阻地进入瓶中,而空气中的微生物则被弯曲的颈阻挡而沉积于弯管底部,不...