Some fruit and vegetables are________by chemical drugs.They look beautiful，but taste strange.
A．sharpened B．ripened
C．matured D．grown
Some fruit and vegetables are________by chemical drugs.They look beautiful，but taste strange.
A．sharpened B．ripened
C．matured D．grown
B sharpen“使锋利”；ripen“使(水果、庄稼等)成熟”；mature“使(人、动物、树木)成熟”；grow“成长，长大”。根据句意“一些水果和蔬菜是用化学药品催熟的，看起来漂亮，但味道不好”可知选B。