—_______?
—No, she's my sister.[ ]
A. Is that Jim
B. who' that
C. Is that your friend
答案:C
My suggestion is that you _____ much meat. [ ]
A. wouldn't
B. shall not take
C. not have
D. won't have
神经源性纵隔肿瘤好发于()
A.前纵隔
B.前上纵隔
C.中纵隔
D.前下纵隔
E.后纵隔