许多鸟类可以在空中自由飞翔。下列属于鸟类适应飞翔生活的特征是_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题选择题

许多鸟类可以在空中自由飞翔。下列属于鸟类适应飞翔生活的特征是[ ]

A．身体呈纺锤形，体表覆盖鳞片

B．胎生哺乳，体表多被毛

C．身体呈流线型，体表被覆羽毛

D．卵生，靠湿润体表呼吸

答案

答案：C

选择题

In order to continue to learn by ourselves after leaving school, we must ____ learn how to study

in the school now. [ ]

A. after all

B. in all

C. above all

D. first of all

选择题

-__________ is it today?

-It's Monday.[ ]

A. What time

B. What day

C. How