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用心 愛心 專心。真題:If only he ____ quietly as the doctor instructed, he would not suffer so much now. (00上海)A. lies B. lay C. had lain D. should lie 解析:在他“現(xiàn)在”遭罪之前應(yīng)遵醫(yī)囑“靜臥”,但他過去沒有。If only he were 。It’s a pity that they should have forgotten to tell you about ,他們竟然忘記了通知你這件事。比如:It’s necessary that you (should) keep your safety belt on at all times 你有必要始終系好安全帶。I couldn’t help even though I had been there at the ,我也沒有辦法。故選C。故選B。The headteacher asked that the classroom (should) be cleaned right 。I wish I had enough money on me 。在與這些動詞對應(yīng)的名詞后的同謂語從句、表語從句里也要用這種結(jié)構(gòu)的虛擬語氣。故選A。If I had been informed yesterday, I should know what to do ,我現(xiàn)在就知道做什么了。比如:If I had known her earlier, I might have fallen in love with her. But what a pity, now she has been other’s ,我也許會愛上她的。⑵在實(shí)際使用中,虛擬語氣和陳述語氣會出現(xiàn)在同一主從復(fù)合句里。If they should play the match against us, we should g