【单选题】典型慢性肺源性心脏病应具备哪一项X线表现:
【单选题】典型慢性肺源性心脏病应具备哪一项X线表现?( )
【单选题】Which is the best title of this passage?
A.
The Earliest People in North America.
B.
The Earliest Immigrants to North America.
C.
The People of the United States.
D.
Europeans Were the Earliest People Coming to the North America.
【单选题】Which is the best title of this passage?
A.
The Earliest People in North America.
B.
The Earliest Immigrants to North America.
C.
The People of the United States.
D.
Europeans were the Earliest People Coming to the North America.
【简答题】Where and when was the earliest daily newspaper started? It was started in __________in__________.
【简答题】(3分)红移现象(red transition)