【報恩還願不賣鑽石】評論
Frank’s mother demanded that he (should) finish his homework before playingonline games.由於省略should, 所以空格直接接原形動詞虛擬語氣（表期望、祈使、意志）： 如 表命令--order, command；表堅持--insist, persist, urge；表要求--ask, demand, require, request；表建議--suggest, advise, propose, recommend, move；表欲望--decide, desire等。句型：…V1 + that…(should) + V2 原形… (should-應該--常省略) 例：My doctor suggested (to me) that I (should) go on a diet. （醫師建議我應該節食。） 註：It is + 普通形容詞（如essential）+ that + S + (should-應該) + 原形V…. 例：It is essen...