1. (2021七上·防城期末) 根据短文内容，选择最佳选项

There are twelve months in a year. Each month has thirty or thirty-one days, except(除了) February. In a leap year, February has twenty-nine days. a leap year comes once in four years(四年一次). There are 365 days in a year. The parts(部分) of the days are: morning, afternoon, evening and night. April, June, September and November have thirty days. January, March, May, July, August October and December have thirty-one days. There are also some holidays in a year. New Year's Day is January 1st, Children's Day is June 1st, Teachers' Day is September 10th. I like Children's Day very much. What about you?

1. （1） What do the underlined words "leap year" refer to（划线部分的词组指的是）.

   A . 新年 B . 闰月 C . 农历 D . 闰年
3. （2） How many months are there in a year?

   A . 12 B . 24 C . 30 D . 31
5. （3） In 2016, February has twenty-nine days. In which of the following years, February will have twenty-nine days?

   A . In 2018 B . In 2019 C . In 2023 D . In 2024
7. （4） When is Children's Day?

   A . It's January 1^st. B . It's February 1 ^st. C . It's June 1^st. D . It's September 10^th.
9. （5） Which of the following（下面的）months have thirty days?

   A . January, August and June. B . April, June and November. C . May, July and October. D . September, August and December.