3、)________________17满是灰尘的(ad)_______________18先前的;先的(ad)_______________19可见的;看得见的(ad)_______________20部分的;偏袒的(ad)_______________21创造(性)的(ad)_______________22可以吃的(ad)_______________23可充气的;可膨胀的(ad)_______________答案:1flavr 2heel 3patent 4ffier pe