関連ワード:  structure of present continuous tense negative    structure of present continuous tense negative sentence    structure of present continuous tense negative interrogative    structure of present perfect continuous tense negative    structure of present continuous tense affirmative negative and interrogative    structure of present perfect continuous tense negative sentence    structure of present perfect continuous tense negative interrogative    structure of present continuous tense positive negative interrogative    structure of present perfect continuous tense negative interrogative sentence    structure of present perfect continuous tense affirmative negative and interrogative  
結果 : structure of present continuous tense negative