问题描述：
请教几道英语改错题
每句有一处错误
1.I left school as soon as I can and started work.
(答案是把can改为could,但是start后不应该加动词不定式或ing形式吗）
2.The crowd waitingto greet them in England was very surprised see this when the balloon landed in front of them.
(答案是在see前加 to,我想问一下除了改这个为什么不把was改为were
每句有一处错误
1.I left school as soon as I can and started work.
(答案是把can改为could,但是start后不应该加动词不定式或ing形式吗）
2.The crowd waitingto greet them in England was very surprised see this when the balloon landed in front of them.
(答案是在see前加 to,我想问一下除了改这个为什么不把was改为were
问题解答：
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