1.开灯英语:turn on the light，英 [tɜːn ɒn ðə laɪt] 美 [tɜːrn ɑːn ðə laɪt]。

2.我没有开灯，而是一路走过房间。I didnt turn on the light, but groped my way across the room。

3.不用开灯。Theres no need to turn on the light。

4.她问他们为什么不开灯。She asked them why they hadnt turned the lights on。