19.中国花了近2000亿美元用于研究和开发。 A: China spent nearly $200 billion on research and development. B: China spent nearly $200 million on research and development. C: China spent nearly $20 billion on research and development. D: China spent nearly $20 million on research and development.

It was found upon examination that nearly 20% of the ______ had been broken, obviously attributed to improper ______.

It was found upon examination that nearly 20% of the____has been broken, obviously due to improper____.

________ all behavior is learned behavior is a basic assumption of social scientists. A: Nearly B: It is nearly C: That nearly D: When nearly

中国大学MOOC: It was found upon examination that nearly 20% of the package had been broken, obviously attributed to improper ______.

China harbors nearly __________of<br/>all plant species on earth.() A: 10% B: 14% C: 20% D: 5%

"Is Joan ready?" "Yes, he's ______." A: finished dressing nearly B: finishing nearly dressing C: nearly finished dressing D: nearly finidhing dressing

The old worker has been on the （） in this factory for nearly 20 years. A: pay packet B: payoff C: payroll D: payment

________ all behavior is learned behavior is a basic assumption of a social scientist. A: It is nearly B: That nearly C: Nearly D: When

Over the past 20 years, retail sales in China have increased nearly ______ every year, to some ＄628 billion in 2004—making it the third-largest market on earth.