–I think dragons are the _____ of China. Do you think so?
--I agree with you.
A:symbol
B:situation
C:promise
D:shape
给单词分类。
monkey, seventeen, three, forty, pear, sunny, T-shirt, snowy, orange, rabbit, jeans.
科学家已研制出新型的氧分子O4,对其说法正确的是( )
现有甲、乙、丙三个品种的桃树,将甲的带芽枝条嫁接到乙树上,枝条成活并在开花后授以丙品种的花粉,所得果实可食部分的性状接近于( )