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____ yesterday. A. So was it B. So it was C. So it is D. So is it 8. Only then ____ how much damage had been caused. (2021 陜西 ) A. she realized B. she had realized C. had she realized D. did she realized 9. ____ by keeping down costs will Power Data hold its advantage over other panies. (2021浙江 ) A. Only B. Just C. Still D. Yet about wild plants that they decided to make a trip to Madagascar for further research. (2021 江蘇 ) A. so curious the couple was B. So curious were the couple C. How curious the couple were D. The couple was such curious Keys: 15 ADBDB 69 AACAB 。例如: Only then did I realize that I was wrong. Only in this way can you learn from your mistakes. Only when the war was over in 1918 was he able to get happily back to work. (4)強調(diào)介詞短語表示方位地點,用倒裝。 (1) 構(gòu)成疑問句。例如: Not until quite recently did he finish his work. Hardly had he finished when someone rose to refuse his points. No sooner had he arrived there than he fell ill. (4) as, however 連接的主步副詞分句,例如: Small as the pen is, it is a powerful weapon. However busy you are, you should spend some time reading the newspaper. (5) 省略連詞 if的 條件副詞分句,例如: Were I you, I would not do such a thing. Should the machine break down again, send it back to us.