and連接的動名詞短語作主語謂語動詞用單數還是復數(主謂一致問題)
Although observing and recording their daily activities ____ very tiring and dirty sometime.
橫線處應該填is還是are呢?
兩個動名詞并列和兩個動名詞共有一個賓語,是不一樣的。前者謂語動詞用復數,后者謂語動詞用單數。試比較:
Reading and writing are two basic skills in English learning.
閱讀和寫作是英語學習的兩項基本技能。
Observing and recording their daily activitiesis very tiring and dirty.
英語學習推薦