中国大学MOOC: In the early 1800’s America was an increasingly industrious, mercantile, and profit-driven culture. The cultural emphasis on ______ was ever-present.

中国大学MOOC: Profit center managers are often evaluated by comparing actual profit to targeted or budgeted profit

Depending on the power sources, pumps used in hydraulic system are divided into engine driven pump, electrically driven pump and hand pump.

Job hunting outside of academia is driven by _______.

If we ______ in turn, you wouldn't have been so tired. A: drive B: drove C: had driven D: have driven

I at 130 kilometers per hours when the policeman stopped me. A: had driven B: have driven C: drive D: was driving

All of the following statements regarding profit margin is true except A: Profit margin reflects the percent of profit in each dollar of revenue. B: Profit margin is also called return on sales. C: Profit margin can be used to compare a firm's performance to its competitors. D: Profit margin is calculated by dividing net income by net sales. E: Profit margin is not a useful measure of a company’s operating results.

Only 2 of the 38 passengers survived the accident. If only the driver _____ more carefully. A: drove B: had driven C: drives D: has driven

经济利润与会计利润（economic profit versus accounting profit）

I ___________<br/>at 130 kilometers per hour when the policeman stopped me. A: had<br/>driven B: have driven C: drive D: was driving