阅读短文，判断句子正误，用T/F表示。
There is a basketball team (队) in our school. There are twenty-six girls in the team. They play
basketball from one o'clock to four o'clock every Sunday afternoon. Miss Ma is their teacher. She
is a good basketball player. The girls all like her very much. Today, Helen and her cousin Nancy are
ill. They cannot play basketball, but the other girls are doing some exercise. Miss Ma is g:iving orders.
The girls are trying to follow the orders.
( )1. The football team has twenty-six girls in all.
( )2. They play basketball for four hours every Sunday afternoon.
( )3. Nancy is absent today.
( )4. Miss Ma is a good basketball player.
( )5. Twenty five girls are doing some exercise today.
R处，重力加速度g取10m/s2，求：
