【单选题】C语言允许函数类型缺省定义,此时该函数返回值隐含的类型是()。
【判断题】菌液污染桌面,将适量的3%来苏儿或0.1%新吉尔灭倒于污染处,浸泡30min抹去。若手上沾有活菌,亦应浸泡上述消毒液5~10min,再用肥皂和清水洗净
【简答题】A.She wants to book some plane tickets. B.Her assistant needs to buy some books for them. C.She needs to find a good hotel for the delegation. D.Her assistant needs to arrange the accommodation.
【单选题】请选出vocational school这个词组的中文意思。
【判断题】在小肠壁上直接滴加 0.001%得乙酰胆碱,小肠运动明显加强;滴加0.01%得肾上腺素则明显减弱。
【单选题】What will happen last?
A.
The speaker will introduce her assistant.
B.
Audience members will order cooking products.
C.
The speaker will distribute her new cookbook.
D.
Audience members will prepare some food.