高等继续教育 / 大学英语I
正确率:100%
题型描述: 单选题
Several screws(螺丝) need _ _ _ _ _ _ .
A. shortening
B. tightening
C. widening
D. enlarging
Several screws(螺丝) need _ _ _ _ _ _ .
A. shortening
B. tightening
C. widening
D. enlarging
参考答案:
佳题速递: