Question

_______he was laid off last year ______ how serious the economic crisis was. A．Not until…he .

_______he was laid off last year ______ how serious the economic crisis was. A．Not until…he realized B． It was not until… when he realized C．It is not until…that did he realize D．It was not until …that he realized

Answer 1

B

考查强调句：It’s /was not until…that…,直到…才…,句意：直到他去年下岗，他才意识到经济危机是多么严重。选B。