题目内容
In 1990, ________ Belgian inventor by ________ name of Bakelite invented the first of the modern plastics.
[ ]
A.a; a
B.a; the
C.the; a
D.the; /
答案:B
练习册系列答案
相关题目
题目内容
In 1990, ________ Belgian inventor by ________ name of Bakelite invented the first of the modern plastics.
A.a; a
B.a; the
C.the; a
D.the; /