下列哪些是代谢性酸中毒的临床表现
A. 意识障碍:烦躁或嗜睡、昏睡、昏迷等
B. 口唇樱桃红→苍白或发绀
C. 呼吸深快或不规则
D. 肌张力下降
Why don’t you think print newspapers _______ against social media?
A. stand a chance
B. are limited to
C. depend on
D. get ahead
If you wish to _____ a specific e-book for individual use, please click the Buy button on the site.
A. get
B. check
C. purchase
D. sell
It’s ____ that is drawing people to e-books and that is what will kill printed books.
A. format
B. quality
C. price
D. number