They said that England was paying____________for having been the first-考呗网

单选题They said that England was paying____________for having been the first country to experience the industrial revolution．

1According to some recent reports，the urban masses，particularly middle-class women，are continuing their spirited____________of new products．

2The manager of the company firmly believed that one of the important____________sources of new customers was the children’S market．

3It’s commonly acknowledged that infant mortality has declined because of recent medical____________and a higher standard of living．