问题
选择题
As we all know, the world’s supplies of oil_________ up with the development of industry and the increase of cars.
A．are being used
B．are using
C．have used
D．have been used
答案
答案：A
考查时态和语态。use up sth.="run" out of sth.动宾结构。
缺失，
间有约1.55mm间隙，不松动。
舌向前倾斜，
不松动，健康。
区舌侧牙槽骨为斜坡形。