Which of the following is INCORRECT according to the passage？A．Cognition enhancers may be

The term " usher in" in Paragraph 4 can be replaced by______.

A．found

B．create

C．lead

D．introduce

Which of the following is NOT among the advances of the new drugs?

A．Having few side-effects.

B．Being able to be used for a long time.

C．Being able to be used for non-medical purposes.

D．Having little or no addictive properties.

s EXCEPT______.

A．improving your appetite

B．eliminating bad memories

C．making better business decisions

D．boosting exam performance

The passage is mainly concerned with______.

A．the components of sunspots

B．sunspots acting like planet-sized hurricanes

C．a better understand of the sun

D．sunspots and the hurricanes

Which of the following is INCORRECT according to the passage?

A．Sunspots act like planet-sized hurricanes.

B．Sunspots only suck in materials.

C．Sunspots both suck in materials and spew out.

D．Sunspots" hurricane lasts for weeks.

What is the significance of understanding the sunspot component according to the passage?

A．It will help scientists understand the magnetic field of the earth.

B．It will help scientists understand the origin of the human life on earth.

C．It will help scientists know other planets in the universe.

D．It will help scientists gain a global knowledge of the Sun.

The sunspot hurricane is about______times higher than a tropical hurricane on Earth.

A．10

B．10 billion

C．10 thousand

D．100

What does the word " overriding" mean in the first paragraph?

A．Prevailing over.

B．Riding over or across.

C．Stopping a machine doing something.

D．Not noticing something.

What can we infer from the passage?

A．The main purpose for the school"s name change is to attract more applications.

B．The school"s name change has no much effect on the number of applications.

C．The school"s name change has damaged their academic image.

D．The school"s name change has improved their academic image and been more attractive to students.

Which of the following is INCORRECT according to the passage?

A．Renaming is a major movement in U. S. higher education.

B．The reasons of renaming are closely related to the image as academics.

C．Only Dartmouth College has resisted the temptation of renaming.

D．It is found that two-thirds of the prospective students planned to enroll in a public or private university.