英语翻译

问题描述:

英语翻译
Hard as he worked from day till night,() he couldn't make enough money to support his family.
A and
B but
C therefore
D 不填
为什么选它?

选D,这是让步状语从句,把副词hard放在居首变为倒装句,意思:尽管他不分昼夜地工作,但还是没法挣够钱养家糊口.