Don’t leave matches or cigarettes on the table within _______ of little children.
I often think of those occasions ______ we had a happy time together.
Every day _____a proverb aloud several times until you have it memorized.
In April, thousands of holidaymakers remained ______ abroad due to the volcanic ash cloud.
— I’m afraid I can’t finish the magazine within the required time. — _________.
--Come on, please give me some ideas about the project. --With so much work filling my mind, I almost ______.