正确答案: B

葫芦科

题目：既有离瓣花又有合瓣花的是( )。

解析：B

查看原题 点击获取本科目所有试题

举一反三的答案和解析：

[单选题]What can we learn from the last two paragraphs?

TV sets shouldn’t be allowed in children’s bedrooms.

[单选题]颖片相当于( )。

总苞

[单选题]BLove, success, happiness, family and freedom----how important are these values to you? Here is one interview which explores the fundamental questions in life.

he was fond of getting close to nature

[单选题]盐酸氯丙嗪遇光易被氧化变色是（ ）。

芳伯氨基

[单选题]Jenny was looking for a seat when，luckily，a man______and left．

got up

[单选题]希脯历史学家希罗多德说，克利斯提尼“领着人民参与政治”。 克利斯提尼改革中符合这一评述的是①按财产多寡划分社会等级

②③

[单选题]．FDA can ask for the proof of safety and effectiveness of a product ________.

if it is a drug