__ has been mentioned above, continued chairman after he took a sip of coffee, ____ the project must be carried out before spring flood comes.A.As; thatB.That; whichC.This; whichD.It; that
参考答案:
Many children,______ parents are away working in big cities..
Many children,______ parents are away working in big cities,are taken good care of in the village.A.theirB.whoseC.of themD.with whom