——Jane, your new dress looks very nice ! ——___. I like it very much.
A:You are welcome
B:I don't think so
C:Thanks a lot
D:Don't say that
读拼音,写汉字。
yǎn lèi
pǎo
bèi
____
____步
____壳
生物多样性主要包括的层次内容有:①物种多样性 ②种群多样性 ③生态系统多样性 ④基因多样性