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【单选题】
电视机、家用音箱功放中的大功率二极管、三极管在工作中放出较多的热量，为了将热量尽快散出，二极管、三极管接在金属散热器上，现有Cu、Fe、Al三种材料供选择（部分数据见表），你认为散热器选哪种材料最好 [ ]A.
Fe
B.
Cu
C.
Al
D.
三种材料均可
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【简答题】(2013·重庆，24)John invited about 40 people to his wedding，most of ________ are family members. A．them B．that C．which D．whom
【单选题】John invited about 400 people to his wedding, most of ______are family members.
A.
them
B.
that
C.
which
D.
whom
【简答题】(2013·高考重庆卷)John invited about 40 people to his wedding，most of________are family members. A．them B．that C．which D．whom
【简答题】(2013·重庆，24)John invited about 40 people to his wedding，most of ________ are family members. A them B．that C．which D．whom
【单选题】John invited about 40 people to his wedding, most of ______are family members.
A.
whom
B.
who
C.
that
D.
which
【简答题】John invited about 40 people to his wedding，most of ________ are family members.
【单选题】John invited about 40 people to his wedding, most of ______ are family members.
A.
them
B.
that
C.
which
D.
whom
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