When he entered the hall, he found the big desk with flowers and many people at him kindly.
A:covering; staring
B:covered; stared
C:covered; staring
D:covering; stared
读拼音,写句子。
wǒ men shì zǔ guó de huā duǒ
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据报道,海南热带野生动物园将三岁半的雄性非洲狮“小二黑”和四岁的雌性东北虎“欢欢”同圈饲养,在人工环境下,东北虎产下了4只小“狮虎兽”.由于非洲狮与东北虎是不同的物种,因此“狮虎兽”成年后是不能生育的,这种现象称为( )