Read and judge.当个小法官，判断正(T)误(F)。  

(     )1. A kangaroo has stripes.

(     )2. A wolf has fur.

(     )3. Cows eat meat.

(     )4. Tigers eat grass.

(     )5. Giraffes eat leaves.

MR作为介入放射的监视方法（）.

A.观察范围大

B.临床未广泛使用

C.有射线损伤

D.可达到实时监视程度

E.首选方法