2021高考英語一輪復習Unit 20-Unit 20
c.to have designed d.to have been designing提示:從題干中的recently來看，應該用動詞不定式的完成式，從下文表示的意思看，該計算機程序還沒有編寫完成，因而用不定式的完成進行式。答案:d(3)a bank is reported in the local newspaper ________ in broad daylight yesterday.a.being robbed b.having been robbedc.to have been robbed d.robbed提示:句意為:當地報紙報道說昨天一家銀行在光天化日之下遭到搶劫。答案:c2.when引導從句，表示“……突然……”講：注意觀察下面教材原句:i was moving forward over a slope that seemed safe when suddenly without warning my world dropped out from under my skis.我正在一個似乎安全的斜坡上往前走，突然間毫無預兆，滑雪板下的大地陷下去了。i had traveled only two hours one day when the winds increased so much that i had to put my tent up before the winds became too strong.一天，我剛走了兩個小時，突然狂風大作，我只好趁風力還不算太大，支起帳篷。when作“在那時，突然……”解時，其所引導的句子總是放在另一個句子之后，常見搭配:be doing...when；be about to do...when；had done...when...。這種句子表示“一件事碰巧在另一件事正在進行時發生了”。had done...when...常可譯成“還沒/剛剛……就……”。例：i had hardly left home when it began to rain.我剛離開家，天就下雨了。i was working in the garden when i suddenly felt a pain in my stomach.我當時正在院子里干活這時我突然感到肚子疼。frank was about to leave when he noticed a letter lying on the floor.弗蘭克剛要離開這時他發現地板上有一封信。鏈接·提示 when作連詞時，主要義項有 (1)在那時，突然…… (2)當……時候 (3)剛(一)……就…… (4)如果(同if) (5)可是，雖然 (6)既然(同since)練：(北京東城期末) my grandpa sowed the flower seeds in the garden ______it was the best time for them to grow.a.where b.when c.that d.until