It was ten o'clock then.(用ten o'clock进行提问）

It was ten o'clock then.(用ten o'clock进行提问） by ten o'clock .It's ten o'clock.(对画线部分提问 Sam was here at ten o'clock. it's at ten o'clock. The TV Show starts at ten o'clock 提问.对"at ten o'clock"提问 they have Chinese at ten o'clock 对at ten o'clock提问 翻译It is exactly ten o’clock / It’s ten o’clock sharp. by ten o'clock意思 it's ten o'clock .My watch says it's ten to ten,so my watch It was three o'clock ten minutes ago.What will it be an hour 1.It's already ten o'clock.I wonder how it _____that she was