A.herd
B.flock
C.pack
D.school
第2题
A.Soon robins came to the bird houses.
B.Soon bluebirds built nests in the bird houses.
C.Soon purple martins built nests in the bird houses.
D.Soon baby birds built nests in the bird houses.
第3题
A.the senses of birds
B.the classification of birds
C.the evolution of birds
D.the characteristic of birds
第4题
A.the senses of birds
B.the classification of birds
C.the evolution of birds
D.the characteristic of birds
第6题
A.A thick, cone-shaped bill
B.A slender,tweezer-like bill
C.Strong jaw muscles
D.A long, sticky tongue
第7题
A.damage
B.injure
C.hurt
D.wound
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!