when/while引导的时间状语从句 — 英语词汇题

If an earthquake starts while you are indoors, which is the best safety advice? …

Which natural disaster is described? After days of heavy rain, water covers land…

用 when 或 while 填空：The family was having dinner ___ the lights went out…

用 while 将下面两句合并为一句，并把时间状语从句放在句首�…

用 when 或 while 填空。（1）I ___ was doing my homework, the lights went …

Your teacher is giving safety advice about floods. Which sentence is the best ad…

根据句意，用 when 或 while 填空（每空一词）：(1) ___ the ground …

Choose the best answer: The rain stopped ___ we were looking for shelter. A. whi…

根据句意，用 when 或 while 填空：救援队正在搬运饮用水时，�…

用 when 或 while 填空。（1）I ___ was doing my homework, the lights went …

用 while 将下面两句合并为一句，并把时间状语从句放在句首�…

用 when 或 while 填空：The family was having dinner ___ the lights went out…