题目内容:
The nurse _____ the skin covering his vein(血管)with the syringe and injected the medicine.
A.pursued
B.pierced
C.pinched
D.radiated
参考答案:
答案解析:
The nurse _____ the skin covering his vein(血管)with the syringe and injected the medicine.
A.pursued
B.pierced
C.pinched
D.radiated