People who have finished education often admire students for their carefree life. But they don't know how difficult it is to ___1__ a student. He can never finish his homework. Furthermore, he has to ___2___ the great pressure of examinations. Everyone wants to get the first __3__ in exams. And after school, there are also many extra classes waiting for him. The worst of all is that students can hardly do ____4__they really love to do, for they ___5__ almost all their time on studies.

(    ) 1.  A. grow    B. take      C. as        D. be

(    ) 2.  A. use     B. become    C. face      D. wait

(    ) 3.  A. place    B. top       C. position    D. desk

(    ) 4.  A. how    B. why      C. what     D. which

(    ) 5.  A. take    B. spend     C. take     D. have

某患者外伤，临床怀疑椎弓峡部断裂。 为诊断椎弓峡部断裂，正确的摄影体位是（）

A.腰椎正位

B.腰椎侧位

C.腰椎双斜位

D.腰骶部斜位

E.腰骶部侧位