以基于Internet为标志的嵌入式系统是嵌入式操作系统发展的第()阶段
A. 1
B. 2
C. 3
D. 4
下列哪个不是嵌入式操作系统的特点?
A. 可裁剪性
B. 可定制性
C. 可移植性
D. 可靠性
which of the following books is written by Geoffrey Chaucer?
A. The Canterbury Tales
Beowulf
C. King Lear
D. Morte D'Arthur
Which of the following did not belong to Romanticism?
A. Keats
B. shelley
C. Wordsworth
Defoe