- It is essential that everything in advance.（）
- In studio recordings, new techniques made possible effects that not even an electronic band could produce .
- In August 1977, a satellite to gather data about the 10 million black holes which are thought to be in the Milky Way.
- Decision makers must have some way of determining of several alternatives is best.（）
- the bosses cannot do without profit, workers have an edge.
- A good worker in a key spot could, he kept up production, take all the coffee breaks he wanted, and the bosses would very likely look the other way.
- Let ’s personal feelings in making judgment.（）
- Mrs. Weinstein bravely and persistently used every skill and power she had to her attacker to simply take her car and not her life.
- Some students from asking questions in class.（）
- The fixed star was a planet.（）
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