每日習(xí)語：I can‘t leave sb. by himself.(6.12)

I can't leave sb. by himself.
    我不能把某人單獨(dú)留下。
    對話：
    A: Would you like to go to the concert?
    B: I'd love to. But I can't leave my son by himself.I've to take care of him at home.
    　　　 　　　
    A：你想去聽音樂會嗎？
    B：我想去，但是我不能把我的兒子單獨(dú)留下，我得在家照看他。