【单选题】Which movie is your ______?
【判断题】餐饮外卖服务无疑离不开即时响应、极速配送的即时物流服务。
【多选题】数据字典()。
B.
它以一种准确无二义性的说明方式提供了有关元素一致的定义和详细的描述。
【单选题】Campaigns to stop the spread of SARS must continue to be _________ at the whole population.
【单选题】Which number is wrong? _______.
【单选题】Which of the following is true?
A.
All grown-ups must sleep.
B.
Most grown-ups sleep for seven or eight hours.
C.
Few grown-ups need only five hours or less to sleep.
D.
Grown-ups usually sleep less than ten hours.
【简答题】Which benefit is guaranteed?
【单选题】An important step in fighting any electrical fire is to ______.
C.
de-energize the circuit
D.
apply water to extinguish the fire
【单选题】计算机的主要应用领域是科学计算、数据处理、辅助设计和()。