A:A killer whale is longer than a sperm whale.
B:A sperm whale is shorter than a killer whale.
C:A sperm whale is longer than a killer whale.
读下列四幅地形剖面示意图,能正确表示我国地势变化的是( )
读拼音,写汉字。
běi jīnɡ ____ wǔ huán ____ fēi bēn ____ quán chǎnɡ ____
20080901