関連ワード:  is it correct to start a sentence with therefore    is it correct to start a sentence with however    is it correct to start a sentence with hence    is it okay to start a paragraph with therefore    is it wrong to start a sentence with however    is it good to start a sentence with however    is it okay to start a sentence with hence    is it correct to start a paragraph with however    is it grammatically correct to start a sentence with however    is it grammatically correct to start a paragraph with however  
結果 : is it correct to start a sentence with therefore