皮皮学，免费搜题
登录
搜题
【简答题】
课程列表展示——HTML
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】opportunistic
pathogen
【单选题】The pathogen of SARS in 2003 was
A.
A bacterium
B.
A virus
C.
A fungus
D.
A kind of actinomycetes
【单选题】I didn't expect him to ________ personal abuse.
A.
descend
B.
descend to
C.
descend on
D.
descend upon
【单选题】 28.I didn't expect he was so shocked by the news. I regret________ him.
A.
to tell
B.
not telling
C.
not to tell
D.
telling
【简答题】A pathogen is any microbe that causes ____________.
【单选题】In the title “Ranking freshwater fish farms for the risk of pathogen introduction and spread”, _________ is emphasized.
A.
freshwater fish farms
B.
the action “rank”
C.
pathogen introduction and spread
D.
/
相关题目：