假如你在研究中发现一种新的单细胞生物,且需对该生物进行分类。则下列特征一般不会在分类中采用的是( )①核膜的有无 ②核糖体的有无 ③细胞壁的有无 ④膜上磷脂的有无
你想告诉游客那个公园过去很脏,但现在很干净,可以说: A.The park was clean, but it is tidy now. B.The park was wet, but it is dry now. C.The park was dirty, but it is clean now.
你看到大街上张灯结彩,想知道今天是什么日子,可以问: A.What’s the date today? B.What’s the weather like today? C. Is your birthday today?
朋友来你家里做客,你想知道家里还有没有水果,可以问妈妈: A.Do you have any fruit, Mom? B.Do you need any fruit, Mom? C. Do you have any juice, Mom?
你想知道天津冬天天气如何,可以问: A.What’s the weather like today? B.Is it cloudy in Tianjin today? C. What’s the weather like in winter in Tianjin?
bag is on the table . A.He’s B.His C.Those