题目内容

The appendicular skeleton consist of what parts?()

A. Head, sternum, ribs and vertebrae.
B. Hands, feet, legs, hips and arms.
C. Feet, head, legs, ribs and arms.
D. Hips, head, toes and fingers.

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The point at which two bones come together is what?()

A. Ligaments
B. Pivot.
C. Ossification
D. Joint

The process in which cartilage is replaced by bone is called what? ()

A. Synovial fluid
B. Ossification
Compact bone
D. Fracture

5.According to the author, a born naturalist should first of all be ________.

A. full of ambition
B. full of enthusiasm
C. knowledgeable
D. self-disciplined

4.The author says that he is a naturalist rather than a scientist probably because he thinks he ________.

A. lacks some of the qualities required of a scientist
B. has a great deal of trouble doing mental arithmetic
C. just reads about other people’s observations and discoveries
D. comes up with solutions in a most natural way

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