—I wonder if you could go with me to the shopping mall.—Don’t disturb me. I ______ my experiment report all the morning and haven’t finished yet.
—— This is one of the oldest trees in the world. _____ such a big tree.
Not until he arrived home _____ he find that this wallet had been stolen.
—— Do you know Jim quarreled with his brother? I don't know, and ______ .
Not once _____ their plan.
His uncle is a worker and has been working in the factory for more than ten years. _____.