单项选择题

650 million,750 million,a billion,10 billion;……

A．650 million
B．750 million
C．a billion
D．10 billion

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单项选择题It was hard to be sure which gear the car was about to engage. Several times I hit fifth gear when aiming for third. Chrysler apparently anticipated this problem, as a brief warning chimes to let you know when you’re in reverse. In the last 3rd paragraph, this means that______.

A．the design of the car deserves applauding
B．the designer really cares about the drivers’ practical needs
C．this problem of the PT Cruiser is quite noteworthy
D．none of the above

填空题means→meant。

单项选择题A．It is not sure whether the Doha round can be finalized in several months.B．148 nations are involved in this round.C．These nations have to achieve a deal before they reach an agreement on the negotiating package.D．WTO chief is not pessimistic about the futur

A．It is not sure whether the Doha round can be finalized in several months.
B．148 nations are involved in this round.
C．These nations have to achieve a deal before they reach an agreement on the negotiating package.
D．WTO chief is not pessimistic about the futur

填空题lies in

填空题Natural selection