I need to charge my phone before going out.

我出门前需要给手机充电。

同一单元的其他句子

• I wake up at seven o'clock every morning.我每天早上七点醒来。
• Do you brush your teeth before breakfast?你早餐前刷牙吗？
• She takes a shower after she gets up.她起床后洗个淋浴。
• We eat breakfast together in the kitchen.我们一起在厨房吃早餐。
• He doesn't drink coffee in the evening.他晚上不喝咖啡。