问题描述：
分析3个英语句子(高一)
1.He says we are to meet him ai the station.
为什么这里要用are to?
2.Pushed with sudden force, she dashed over the finish line of the 400-meter race,clocking a time of one minute and 12 seconds.
为什么clock要加ing?
3.I can't belive I ended up being No.1 in the field.
为什么be要加ing?
谢谢啦,回答其中几个也可以,好的有【附加分】
1.He says we are to meet him ai the station.
为什么这里要用are to?
2.Pushed with sudden force, she dashed over the finish line of the 400-meter race,clocking a time of one minute and 12 seconds.
为什么clock要加ing?
3.I can't belive I ended up being No.1 in the field.
为什么be要加ing?
谢谢啦,回答其中几个也可以,好的有【附加分】
问题解答：
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