左心室增大的X线表现描述不正确的是()
A.左心室段延长、心尖下移
B.心尖圆隆、上翘
C.相反搏动点上移
D.心腰凹陷
E.心室间沟向前下移位
参考答案:B
The manager has to go on a business trip.His company will be left in________of his secretary. [ ]
A. charge
B. the charge
C. need
D. place
—What do you think of the book?
—I don't like it at all. It's ______ interesting ______ exciting.[ ]
A. neither; nor
B. not; but
C. not only; but also
D. either; or