The mobile phone was _____for at least f
题型:选择题
问题:
The mobile phone was _____ for at least five years against the bug, but it was wrong only one year later. |
A. ensured B. guaranteed C. protected D. promised |
The mobile phone was _____ for at least five years against the bug, but it was wrong only one year later. |
A. ensured B. guaranteed C. protected D. promised |