专四专八考试

【单选题】
A、Every room has a heater.
B．TheCentral room has a heater.

C、
A、heat chamber heats air and passes the warm air through ducts and openings into rooms.
D．The rooms are installed with blowers or convection.

网考网参考答案：C
网考网解析：
[解题思路] 弄清最普遍的取暖方式。 [详细解答] conversation中有“A heat chamber heats air，which passes throughs ducts and openings into the rooms by blowers or by convection．”“blowers”为“the devices to give release a blast of a or wind”鼓风机，“convection”为“heat transfer in a gasor liquid by the circulation of currents from one region to another转换。” document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>