骨髓增生极度活跃常见于A．再生障碍性贫血B．ITPC．溶血性贫血D．慢性粒细胞白血病E．MM

The Midwest is America's most important______ area.

A．agricultural

B．industrial

C．manufacturing

D．mining industry

America's most important food crop is ______.

A．wheat

B．rice

C．corn

D．oats

America's most important food crop is ______.

A．wheat

B．rice

C．corn

D．oats

Which is the most important crop in America？

A．Corn.

B．Rice.

C．Barley.

D．Oat.

The most important transcendentalist in the 19th century America is

A．Thoreau.

B．Emerson.

C．Hawthorne.

D．Whitman.

The most important law court in America is called the ______ court.

A．superordinate

B．superb

C．superior

D．supreme

The most important and largest river in the United States of America is ______.

A．the Ohio River

B．the Colorado River

C．the Missouri River

D．the Mississippi River

A、To experiment in brick-and-mortar business

B、To test water of grocery business

C、To realize Amazon’s O2O business model

D、To target affluent area people

What is the most important issue facing America according to the Majority Leader？

A．Iraqi war.

B．Immigration problem.

C．Presidential election.

D．Legislation reform.