7．Goldman hired a group of people to push carts around his market in order to ________.

　　A．attract people to buy things in his market

　　B．encourage people to use his shopping carts

　　C．make his market different from the others

　　D．keep the groceries from being stolen

　　解析：选B　细节理解题。根据第七段中的“... persuade people to give them a try.”可知，他雇一些人假装顾客在超市里面推购物车的目的是想鼓励人们使用他的购物车。

　　8．What can we infer from the last paragraph?

　　A．Goldman will become very famous because of his invention.

　　B．Goldmans invention will be regarded as the greatest one in the world.

　　C．Supermarket business has benefited a lot from Goldmans invention.

　　D．There will be nothing that can replace Goldmans invention.

　　解析：选C　推理判断题。根据最后一段的内容可知，现今购物车是Goldman发明的购物车的五倍大，那就可能是美国人今天的购物花费是购物车发明之前的五倍的一个原因。由此可推断出，超市的生意从Goldman的发明中受益匪浅。

　　C

　　(2016·江西八所重点中学联考)Griffith Observatory (天文台) is a national leader in public astronomy, and one of the most popular attractions in Los Angeles. It is located on the southern slope (山坡) of Mount Hollywood in Griffith Park at 1,134 feet above sea level.

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