语言学习中，掌握不同时间态的运用是至关重要的一步。今天，我们通过一系列练习题来巩固一般现在时、现在进行时、一般过去时和一般将来时这四种基本时态的知识点。
一、一般现在时
一般现在时主要用于描述经常性或习惯性的动作，或者客观事实和真理。
例句：
- I go to school every day.
- The sun rises in the east.
练习题：
1. She ______ (like) playing basketball.
2. They ______ (study) English every evening.
3. Water ______ (boil) at 100 degrees Celsius.
二、现在进行时
现在进行时表示正在发生的动作，通常由“be动词+动词-ing”构成。
例句：
- Look! He is reading a book.
- We are listening to music now.
练习题：
4. What are you ______ (do)?
5. She ______ (write) a letter right now.
6. They ______ (watch) TV at the moment.
三、一般过去时
一般过去时用来描述已经完成的动作或存在的状态。
例句：
- Yesterday, I ate an apple.
- She visited her grandparents last weekend.
练习题：
7. He ______ (play) football yesterday afternoon.
8. We ______ (buy) some snacks for the party.
9. Lisa ______ (see) a movie with her friends last night.
四、一般将来时
一般将来时用于表达将要发生的动作或计划中的事情，常用will或be going to结构。
例句：
- I will go shopping tomorrow.
- She is going to visit Paris next year.
练习题：
10. Tomorrow, he ______ (meet) his friend at the station.
11. We ______ (have) a picnic on Sunday.
12. She ______ (start) her new job next month.
以上练习题可以帮助大家更好地理解和运用这四种基本时态。希望大家通过反复练习，能够更加熟练地掌握英语语法知识！
