1 Without your help.we would not have achieved so much.
2 Only by reading extensively can you widen your horizons.
3 She told them where she had last seen her son.
4 Donnot leave your work half-done.You are supposed to finish it alone.
5 I do not teally know what to do with John,who is so difficult
to please.
不好意思,第5个句子打错了个词,是I Do not really