(单选题)17: I am deeply sorry that it has taken so long to ( ) this problem.
A: straighten up
B: straighten over
C: straighten on
D: straighten out
(责任编辑:admin) |
(单选题)17: I am deeply sorry that it has taken so long to ( ) this problem.
A: straighten up
B: straighten over
C: straighten on
D: straighten out
(责任编辑:admin) |