【单选题】I was the second volunteer on the scene,so there was a pretty good chance I was going to get in.
【多选题】How does the writer involve the reader directly in the scene?
A.
By using the second person to address the reader.
B.
By using the present tense.
C.
By using detailed description.
【单选题】In the second scene, the man __________.
B.
left the woman without a word
C.
opened the car door for the woman
D.
made the woman very angry
【多选题】关于 Ag的叙述,下列描述不正确的有:
B.
化学组成、结构、立体构象、物理性状等都会影响其免疫原性
C.
异物性是构成Ag的首要条件,自身成分不会成为抗原