计算学生的年龄可以使用表达式:year(__________)-year([出生日期])

There are 1 billion people in the world who study English every year.[音频]

函数Year([出生日期])的返回值是( )

[音频] The writer spent a year in Moldova to study the customs of daily life.

[音频]By the year 2025, older adults in the Americas are expected to be 100 million.[音频]

Money market securities usually have a maturity of: () A: more than 1 year B: less than 1 year C: 1<br/>to 3 years D: less than 91 days

输入某年某年某月某日，判断这一天是这一年的第几天？思路：以3月5日为例，应该先把前两个月的加起来，然后再加上5天即本年的第几天，特殊情况，闰年且输入月份大于3时需考虑多加一天：year = int（input（‘year:’））month = int（input（‘month:’））day = int（input（‘day:’））months = &#91;0,31,59,90,120,151,181,2 A: （year % 400 == 0） or （（year % 4 == 0） and （year % 100 != 0）） B: （year % 400 = 0） or （（year % 4 = 0） and （year % 100 != 0）） C: （year % 400 == 0） and （（year % 4 == 0） and （year % 100 != 0）） D: （year % 400 == 0） and （（year % 4 == 0） or （year % 100 != 0））

The number of students participating in online courses varies 　. A: year to year B: year and year C: year by year D: year on year

This year is the year of Gengzi, and next year is the year of ___________.

判定year是否为闰年的表达式是 A: year % 400 == 0 or year % 4 == 0 and year % 100 <> 0 B: year % 400 == 0 or year % 4 == 0 , year % 100 != 0 C: year % 400 == 0 or year % 4 == 0 and year % 100 != 0 D: year % 400 == 0 or year % 4 == 0 , year % 100 <> 0