【評論主題】【題組】6.(A) in ; at (B) in ;in (C) at ; in (D) at ; at

【評論內容】接特定時間的介系詞要用at .....看...

【評論主題】20. We go to the zoo on weekends and see ________ animals.(A) two hundreds (B) hundreds of(C) one hu

【評論內容】

hundreds of 形容大量的意思