guarantee 怎樣保證才有效2

1. 我們不能保證我們的航班從不誤點(diǎn)。
    2. 如果我們試圖保密，她肯定會發(fā)現(xiàn)。
    Key:
    1.We cannot guarantee that our flights will never be delayed.
    2. If we try to keep it a secret, she’s guaranteed to find out