高二英語Great Scientists教案
2） 她在回家的路上錢包被偷了。she had her purse stolen on her way home.
區別：have sb. do.使某人做某事 have sb./sth. doing使某人或者某物一直處于某種狀態。
the director had her assistant some hot dogs for the meeting.
a. picked up b. picks up c .pick up d. picking up
16.announce 【課文原句】
announce vt. 宣布，宣告；通報；預告
1） 鮮艷的花朵和翠綠的樹木表明春天到了。the bright flowers and green trees announced that spring was here.
2） 他們預告說不久寒流就要到來。they announced that a cold wave would come soon.
知識鏈接：announcement n.宣告；宣布 announcer宣布者，廣播員
it has been announced that…已宣布……
17.defeat 【課文原句】
1) vt. 擊敗；戰勝；挫敗 他三盤擊敗了冠軍。he defeated the champion in three sets.
2) n.擊敗；失敗 今年我們失敗過兩次。we had two defeats this year.
辨析：defeat/ beat/win
1) defeat 和beat意義與用法相似，一般可以互換，兩者通常接表示人或團體的名詞或代詞作賓語。但beat側重于在比賽中擊敗對手，defeat既可在比賽中也可在戰場上擊敗對手。