短文改错（每小题1分，共10分）

It was fine in April 8, 1994. That day all the students    ___________ in our class went to suburb of our city to plant trees.    ___________ On arrive at the planting place at 8 o'clock the            ___________ teacher asked every of us to plant 5 trees at least.        ___________ Then we set out digging, planting and watering.            ___________ All of us were going all out to finish our task, afraid    ___________ of being fallen behind. Between us, our monitor set         ___________ a good example for us. In spite of his illness, he         ___________ accepted his task and finished it ahead of the time.       ___________ Then he went on to help others without a few rest.         ___________ After work, we were wet all over, but looked at            the lines of the young trees, we smiled pleasantly.