聽力
Convene: Gather together Staff: 不用s，指的是總稱，Employee則複數要加s
文法
使役動詞 使役
- We are requesting that an industry leader ____ our retreat to lead a discussion on this very topic
- A. join
- B. joins
- C. joining
- D. to join 間、接、要、命 省略 should，因此後面是原型動詞（就算leader為單數，後面動詞還是不加S）
- Taking a walk walk each day ____ recommended to improve one’s cardiovascular health
- A. is
- B. was
- C. is being
- D. being 當主詞是動名詞（taking a walk）時，後面永遠是接單數的動詞（is）
pertaining to: about irrigation: 灌溉 courtesy: 禮貌