北京是我国近代航运事业的决策中心和重要发源地。
参考答案：错
以RNA为模板催化合成cDNA第—条链的酶是
A．连接酶 B．端粒酶 C．反转录酶 D．末端转移酶 E．拓扑异构酶
There is a sense that Mr. White will overlook us _____ adapting Peterson's plan. [ ]
A. in favor of
B. in view of
C. in need of
D. in case of
