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举一反三
【单选题】Passage Two Questions 66 to 70 are based on the following passage: If an agreement signed in Germany works out, travelers of this Asian city may one day be able to move from the downtown area to its n...
A.
It is difficult to see fingerprints with human eyes.
B.
There are special ways to recover a suspect’s fingerprints.
C.
Even a small part of a fingerprint is useful for identification
D.
Suspects usually try to avoid leaving their fingerprints at the scene.
【单选题】血管生成
A.
是体内形成血管的唯一方式
B.
不需要生物活性因子的刺激
C.
由已经存在的血管发芽长出新血管
D.
由成血管细胞直接形成血管
E.
整个过程中内皮的基膜保持完整