The first computer was built in America,and it was not only very _____,but also quite heavy ,lt was as big as two rooms!A：useful B：large C：small D：cheap 说出原因
问题描述：
The first computer was built in America,and it w
as not only very _____,but also quite heavy ,lt was as big as two rooms!A：useful B：large C：small D：cheap 说出原因
答
B
根据句意理解，和常识···
not only ```,but also```不仅而且
它不仅很大而且很重
答
选B。
翻译：第一台电脑是在美国造的，它不仅非常巨大，而且相当重。
世界上第一台电脑，体积很大（有一个房间那么大），造价不菲，构造复杂，运算速度跟现在的相比很慢，故直接排除了ACD。
答
选C
理由：这句话的意思是：第一台电脑建在美国,它不仅很便宜,但也很重,它像两间房间一样大.
若选其他选项,则翻译不通.
答
B
第一台电脑不仅是庞大，还很重，占据两间屋子这么庞大
not only but also的结构