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【单选题】
带断相保护的热继电器有（）A.
四个热元件
B.
三个热元件
C.
两个热元件
D.
一个热元件
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举一反三
【简答题】I drove until we were s_________ (位于) under a big old oak tree on a hill off the expressway .
【单选题】Mr. Black said that it was at least ten years since he _____a good drink.
A.
had enjoyed
B.
was enjoying
C.
have enjoyed
D.
have been enjoying
【单选题】有一项非常有趣的社会实验:让你坐在一群陌生人之间,这个房间里每隔一会儿就有一声 “ 滴 ” 的声音,而每次发出这个声音的时候,在座的其他人都会站起来一下,然后再坐下。这个时候你会受到影响,并跟着大家一起做这个看起来很无厘头的动作。而当其他人陆续走后,你在听到 “ 滴 ” 的声音时还是会站起来,甚至当有新的人员进入该房间时,你还会带动他们也站起来再坐下去。根据材料,你认为以下说法错误的是( )
A.
该实验需要进行科学、严谨的实验设计，比如控制好实验环境和无关的变量
B.
实验者可尝试将这种实验方法运用在其他场景中，比如观察消费者在购物活动中是否也存在同样的 “ 从众行为 ”
C.
要严格按照实验调查的步骤来进行，严谨地执行实验任务
D.
实验中安排其他人陆续走后来观察被测者的行为，并没有什么实质性的意义
【简答题】After a banner day out, I drove until we were situated under a big oak tree on a hill off the _______________ .
【单选题】Mr. Black said, “I have walked a long way this week.” Mr. Black said that __ a long way __.
A.
I had walked…last week
B.
he had walked…that week
C.
I walked…last week
D.
he has walked…this week
【简答题】when Polly and I were situated under a big oak tree on a hill off the highway, I felt a little ______________.
【单选题】He said that he _____ with Mr. Black at that time.
A.
talked
B.
was talking
C.
is talking
D.
would talk
【单选题】Mr. Black said that it was at least ten years since he _____a good drink.
A.
have enjoyed
B.
had enjoyed
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