A:{1,2,4}
B:{2,3,4}
C:{0,2,3,4}
D:{0,2,4}
Many animals died for different ____( 原因 ) .We are____ ( 研究 ) how to improve English.We hope live in ____ ( 和平 ) .His____ ( 表兄 ) is a doctor.We must ____(保护)the animals .There are few____ (自然的)reserves in China .Why do they want to____( 设计 )a poster.
下列关于昆虫生殖和发育的叙述中,不正确的是( )
有些人习惯于仰望别人,回头却发现自己正被别人仰望着。
世界第四长河是____.