选词,适当形式填空.

选词,适当形式填空.
sing struggle go keep promise
1.There _____ the bell.Let's hurry.
2.Since he ______ in the water ,why did't you jump into the riverto help him?
3.We____ it.Now it's time to have it under your own protection .
4.We can't tell how well they ____,but it's certain that they will be loudly applauded.
5.We won't go to the party unless they ______ us something.