1.I must make full use of the time (
)left to me and do as much as I can to make progress.
A which. B that. C there is. D whenthe time 用 left to me 修饰， that 可以省去I must make full use of the time(that )there isleft to me是定语从句。分成两句就容易理解了： I must make full use of the time.
There is the time left to me
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