下列不引起混合性呼吸困难的是（）

A.重症肺结核

B.重症肺炎

C.慢性阻塞性肺气肿

D.弥漫性肺间质疾病

E.大量胸腔积液

Soon, more of the information we receive via the Internet could come (31) in digital wrappers.

Wrappers are made up (32) software code that’s targeted to do specific things with the data (33) within them, such as helping to define queries for search engines. They also keep (34) from (35) access to that code.

31（）

A.package

B.packaged

C.packages

D.packaging