She was very helpful when my mother was ill ─ I'll allow you that.
我母親生病時她幫了很大的忙——我同意你說的這一點。
He can be very helpful, but only when it suits him.
有時候他非常肯幫忙，不過那得他覺得合適。
The receptionist was less than helpful.
那接待員一點忙都不幫。
The staff will helpfully attend to your needs
工作人員會幫忙滿足您的需求。
He gave his name and then helpfully spelt it
他說出自己的名字，然后又熱心地將它拼了出來。