老张和老王和老黄三个人相约一起跑步健身，老张每分钟跑60米，老王和老黄要慢一些，每分钟只能跑40米，而且老黄岁数最大，每隔12分钟就必须得休息1分钟，此刻三人都在同一起跑线上同时出发，那么半小时后，老张和老黄最多相距（）米。<br/>

单选

Spanish researcher found that our preference for engaging in activities earlier

A knowledge B vision C intuition D perception

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单选

Today the latest investment boom in the USA is in full swing, but instead ( ) st

A from B in C on D of

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It has won many ( ) titles such as a city of parks, a city of forests and an eco

A honorary B honorific C honest D honored

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The survival of Notre Dame through 850 years of political turbulence through war

A changes B makes C binds D finds

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Warren Truss, Australia’s ( ) prime minister, said at a news conference on Frida

A behalf B vice C representative D deputy

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Business blockbusters are a reminder that dynamic markets can ( ) consumers with

A receive B benefit C achieve D exploit

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Although all this may ( ) their revenues, America’s internet giants could also b

A dent B surge C obstruct D facilitate

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There have been ( ) demands by taxi drivers that ride-hailing be withdrawn from

A consistent B persistent C resistant D insist

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The emergence of sound in the 1920s ( ) Hollywood as the centre of the global fi

A treated B cemented C created D witnessed

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It appears as ( ) the time lost by extended lunch break could be avoided.

A so B which C if D that

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A 680

B 620

C 650

D 580