题目

There is an old poem that goes Spring, the sweet spring, is the year's pleasant king. Spring Festival is my favourite ______ holiday. Now Spring Festival is popular in many parts of the world. It's one of the ______ day of the first lunar month of each year.Once upon a time, there was a monster (怪物) called Nian. He could ______ people in one bite (一口). People were afraid of ______ . They set off fireworks (烟火) to drive Nian away and bring good luck.I love Spring Festival because it's a great time for ______ reunion (重聚). But it's a little difficult for parents to ______ about t下列叙述不正确的是A.兔的白毛与黑毛，狗的直毛和卷毛都是相对性状B.隐性性状是指具有相对性状的亲本杂交，F1未表现出来的性状C.纯合子自交后代不发生性状分离，杂合子自交后代不会出现纯合子D.显性性状是指具有相对性状的亲本杂交，F1表现出来的性状