(1)A.In order to protect the weak and old ones.
B.In order to show beautiful shape of them.
C.In order to maintain physical strength.
D.In order to keep teamwork spirit.
(2)A.How the birds decide the order of the group.
B.How the birds decide the route of the group.
C.How the birds decide the time of flying of the group.
D.How the birds decide who takes charge of the group.
(3)A.Birds' ability to keep order.
B.Birds' flying pattern as a team.
C.Birds' intention to migrate.
D.Birds' skills to tell directions.
【考點】聽錄音選句子.
【答案】見試題解答內(nèi)容
【解答】
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發(fā)布:2024/4/20 14:35:0組卷:0引用:1難度:0.5
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