下列选项中, 与“医生一护士” 的逻辑关系相同的是( )。
A. “军人”和“军医”
B. “教授”和“助教”
C. “校长”和“教师”
D. “法警”和“警察”
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找规律填数字是项很有趣的活动,特别锻炼观察和思考能力。下列选项中,填入数列“2、4、12、 52、( )、32660”空缺处的数字,正确的是( )。
A. 624
B. 628
C. 632
D. 636
As a staff member,you should show patience when () those different customers.
A. face
B. faced
C. facing
D. to face
We haven't met them () the Olympics more than ten years ago.
A. with
B. since
C. for
D. from
No one can deny the fact that effective energy management has become () than ever before.
A. important
B. most important
C. more important
D. the most important