不明飞行物的英语缩略形式是_________.
In Western countries, women are always dressed whitetheir wedding day, because white is the colour of purity.
—Why don’t you go out to play, Rose? —I’m afraid I can’t. I have much homework _________.
Goldilocks decided _________ for a walk in the forest.
— Thank you for sharing your ruler with me. —______________ That’s what friends are for.
I want to know _________ you will come back at 8:00 tomorrow.