单选题
The developers at Virtech have made several ______ to the LTO Smartphone based on feedback from customer focus groups.
(A) convictions
(B) modifications
(C) accreditations
(D) considerations
A
B
C
D
【正确答案】
B
【答案解析】
[词汇] modification修改，改变
[错误答案] (A)确信(C)鉴定合格(D)考虑
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