(2) It is + -\-\- + since S +持续性谓语动词(表否定) 例:It is three years since she lived here. 她已三年不住这儿了。 (3) It is / has been + -\-\- + since S + 瞬间谓语动词(表肯定) 例:It is years since I stopped smoking).我戒烟已经数年了。 十一. more...
④ 谓语动词并列:With the Internet, people can not only play computer games but also do online shopping. ⑤ 介词短语并列:And that government of the people, by the people and for the people shall not perish from the earth. ⑥ 从句并列: I’ve finished...
Only when he is seriously ill, does he ever stay in bed.
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