Some animals _____ an active life in very cold winter.

A.transported

B.transmitted

C.transformed

D.transplanted

Some warm-blooded animals ______ hibernate.

A. need not

B. does not need

C. not need

D. do not need

A.prior with

B.prior of

C.prior to

D.prior onto

Some animals have colored and spotted coats so that they may______.

A. appear frightening to the enemies

B. look like leaves or branches

C. keep motionless when an enemy is coming

D. mix with the surroundings for safety

A.take

B.pass

C.lead

D.follow

A.detect

B.direct

C.defend

D.deduce

A.adapt to

B.adopt to

C.suit to

D.conform. to

Aaddict to

Bgo with

Ccomform. to

Dadapt to

A．goups are

B．groups which

C．groups

D．that groups