Another system can detectwhether someone is wearing eyeglasses.
另一个系统可以检测是否有人戴眼镜。
2020重庆市B卷
One day, a film director came to him and askedwhether he wanted to act in his movie.
一天,一个电影导演来找他,问他是否想要出演他的电影。
2020陕西省卷
This step reminds you to decidewhether a word is important enough for you to learn now.
这一步提醒你去决定一个单词是否重要到需要现在就学。
2020南京市卷