简单宾语从句例句20个如下：
1、I know that you are busy.
我知道你很忙。
2、She thinks that he is handsome.
她认为他很帅。
3、He said that he would come back soon.
他说他很快就会回来。
4、They believe that honesty is the best policy.
他们相信诚实是最好的策略。
5、My mother told me to clean up my room.
我妈妈告诉我要收拾我的房间。
6、I wonder if it will rain tomorrow.
我想知道明天是否会下雨。
7、He asked me what my favorite color was.
他问我最喜欢的颜色是什么。
8、Do you know where the nearest post office is?
你知道最近的邮局在哪吗？
9、She wonders why he hasn't called her yet.
她不知道为什么他还没有给她打电话。
10、The teacher explained how to solve the math problem.
老师解释了如何解决这个数学问题。
11、I'm not sure whether I want to go or not.
我不确定我是否想去。
12、She asked if I had seen the new movie.
她问我有没有看过那部新电影。
13、He didn't say when he would arrive.
他没说他什么时候到达。
14、They are discussing whether to buy a new car or not.
他们正在讨论是否要买一辆新车。
15、She told me that she had finished her homework.
她告诉我她已经完成了作业。
16、I don't know who he is.
我不知道他是谁。
17、They asked me if I wanted to join them for dinner.
他们问我是否想和他们一起吃晚饭。
18、He explained why he was late.
他解释了为什么他迟到了。
19、She wonders whether she should quit her job or not.
她不确定是否应该辞职。
20、He asked where the nearest gas station was.
他问最近的加油站在哪里。