—Hello, May I speak to Mr Black?—Sorry, he ______ Hong Kong for a meeting and he______ back in a week.
When the students were playing games on the playground, Jim suddenly stopped _____ and began to cry, so we stopped _______ what was wrong with him.
–-You should be _______ careful when you take the chemistry exam. ---I agree. In this way, I will make _______ mistakes.
Tom is weak in physics. He always feels _______ before he takes a physics test.
The second book ______I want to read is Business @ the Speed of Thought.
–There is _______ interesting book on the teacher’s desk. --Oh, ______ book is Wei Fang’s.