He has done sterling work on the finance committee.
他在財務(wù)委員會(huì )工作優(yōu)異。
As far as I'm aware , nobody has done anything about it.
據我所知,尚無(wú)人對此采取任何措施。
His equivocal response has done nothing to dampen the speculation.
他模棱兩可的回應絲毫沒(méi)有減弱人們的猜測。