Sometimes in drawing and designing, the sign X( )()( )( )he unknown number.
A. denotes
B. defines
C. fascinates
D. facilitates
查看答案
Mr. Li’s family want to( )()( ), or keep alive, the Chinese traditions though they are now living in America.
A. conserve
B. reserve
C. deserve
D. preserve
I liked the attention but was cautious about his wild,( )( )()( )personality.
A. dynamic
B. dynasty
C. dynamics
D. dynastic
The series of failures in seeking a job made college graduates very( )()( )and depressed.
A. gloomy
B. glad
C. gracious
D. glorious
He defected( )( )()( )( )his own party and joined the Socialists.
A. /
B. to
C. from
D. in