请根据句意从方框中选择合适的动词, 并用其适当时态填空,使句子通顺。
| plan be become finish fall |
Our school ___________ at 4 p.m. and we have lots of time for after-school activities.
I hope I ____________ a teacher like my mother when I grow up.
Helen _____________ off her bike and hurt her leg.
They ___________ to go on a school trip next month.
If it ____________ sunny tomorrow, I will walk to school.