肺结核并发症中，下列哪项较常见
A．支气管扩张
B．脓胸
C．气胸
D．肺外播散
E．肺气肿
参考答案：C
— How dangerous it was!
— Yes. Without your timely warning, the sweater _____ in the wash. [ ]
A. was shrunk
B. would have shrunk
C. had shrunk
D. should be shrunk
目前，我国开办了LOF业务的有上海证券交易所和深圳证券交易所。 ( )
