In 1940s the computer was made to work as useful machine.A. the; anB. the; aC. /; aD. /;

发布时间：2020-08-16 19:38:53

In      1940s the puter was made to work as      useful machine.
A. the; an
B. the; a
C. /; a
D. /; an

网友回答

A. the; an
(答案→)B. the; a
C. /; a
D. /; an
解析：考查冠词。1940s20世纪40年代前用the修饰；useful以辅音开头，用a修饰machine。选B。
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