判斷句子的主干屬于哪一種結(jié)構(gòu) A.(S+V)B.(S+V+P)C.(S+V+O.)D.(S+V+O+O.C)E.(S+V+I O+DO) Given plastic packaging's many benefits,both the possibility and desirability of an across-the-board dramatic reduction in the volume of plastic packaging used is clearly low.
3.判斷以下句子的主句屬于哪一種結(jié)構(gòu)A.主+謂 B.主+系+表 C.主+謂+賓 D.主+謂+賓+賓補(bǔ)E.主+謂+雙賓語(yǔ) Saying that planting trees and protecting nature are traditional virtues of the Chinese nation,Xi Jinping urged efforts to further advance voluntary afforestation activities nationwide.