【单选题】对于函数fopen()和fclose()的说法正确的是?
A.
函数fopen()用于关闭文件,函数fclose()用于打开文件。
D.
函数fclose()用于关闭一个已打开的文件指针
【单选题】★920.患急性胰腺炎时,应严格限制的营养素是( )。
【单选题】Which of the following contents about vomit resulting from the pyloric obstruction is wrong
A.
The vomit happens in the evening or wee hours.
B.
The vomit is fermented, indigested food.
C.
more than 300 milliliters
D.
The vomit is usually brown.
【多选题】The shape of the ship bow includes___
D.
Icebreaker bow( 破冰型首 );
【单选题】动车组运转制可分为肩回、半循环、循环、____形。