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【单选题】
( )的和平解决成为时局转换的枢纽，促成了第二次国共合作，十年内战局面结束，国内和平基本实现。A.
九一八事变
B.
华北事变
C.
西安事变
D.
七七事变
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皮皮学刷刷变学霸
举一反三
【简答题】正弦波振荡器按组成选频网络的元件类型分为( )振荡器、( )振荡器、( )振荡器。
【单选题】This book is considered to be the best novel of its kind ever .
A.
to write
B.
writing
C.
having written
D.
written
【单选题】The novel starts with "It is a truth universally acknowledged that, a single man in possession of a good fortune must be in want of a wife ." This novel is Jane Austen's
A.
Emma
B.
Persuasion
C.
Sense and Sensibility
D.
Pride and Prejudice