( )是地理信息系统的英文简称。A．GIS B．GPS C．ERP D．RFID

热煤经过热煤加热炉加热后进入原油（），将热量传给原由。

A、热煤泵

B、换热器

C、预热器

D、加热炉

用贯入阻力仪测定混凝土外加剂凝结时间时，贯入阻力值达（）时对应的时间为初凝时间，贯入阻力值达（）时对应的时间为终凝时间。

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The reasoning of the argument in the advertisement is flawed because it overlooks the possibility that

A．the equipment used by Kreemo to blend and package its coffee is no different from that used by most other coffee producers.

B．not all of Kreemo’s competitors use Colombian coffee beans in the blends of coffee they sell.

C．Kreemo sells more coffee than does any other company.

D．Kreemo’s coffee is the most expensive blended coffee available today.

E．(E) the best unblended coffee is better than the best blended coffee.

开展用户教育的形式包括：常见问题解答、（）、文献检索课、网络远程教育。

机动车停车的错误做法是（）。

A.应当在规定地点停放

B.禁止在人行道上停放

C.在道路上临时停车时，不得妨碍其他车辆和行人通行

D.可以停放在非机动车道上