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【单选题】
The meaning of this poem is very _________ ; I really do not understand it.
A.
obscure
B.
explicit
C.
objective
D.
implicit
举报
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】The word "condone" (Line 2, Para. 3) is closest in meaning to " _________ ."
A.
forgive
B.
squeeze
C.
appreciate
D.
compromise
【单选题】关于同工酶的叙述，正确的是
A.
催化相同化学反应且结构相同的一组酶
B.
催化不同化学反应而结构相同的一组酶
C.
催化相同化学反应且理化性质相同的一组酶
D.
催化相同化学反应且免疫学性质相同的一组酶
E.
催化相同化学反应而结构、理化性质、免疫学性质不同的一组酶
【单选题】有关竞争性抑制作用的叙述，正确的是
A.
抑制剂与底物结合
B.
抑制剂与酶的活性中心结合
C.
抑制剂与酶的活性中心外的必需基团结合
D.
抑制剂使酶分子中二硫键还原断裂
E.
抑制剂与辅酶结合，妨碍全酶的形成
【单选题】The author's attitude and recommendation regarding the nature of the Kyoto Protocol may best be interpreted as _________.
A.
"Look before you leap"
B.
"You can't please everyone"
C.
"Don't throw the baby out with the bath water"
D.
"If at first you don't succeed, try and try again"
【单选题】关于TCP/IP协议特点的描述中，错误的是( )。
A.
IP提供尽力而为的服务
B.
TCP是面向连接的传输协议
C.
UDP是可靠的传输协议
D.
TCP/IP可用于多种操作系统
【单选题】In addition, the opposition will be allowed to publish a daily newspaper with a _________ of 500,000.
A.
manipulation
B.
reproduction
C.
circulation
D.
penetration
【单选题】The author's attitude toward present traffic laws of some countries is ___________.
A.
positive
B.
indifferent
C.
critical
D.
tolerant