________(77)
A.bothered
B.shocked
C.interfered
D.disturbed

________(78)
A.demonstrated
B.presented
C.pointed
D.displayed

The word "enables' in line 18 is closest in meaning to
A.specifics
B.allows
C.expands
D.constitutes

The word "it" in line 6 refers to
A.human perception
B.light
C.a type of microscope
D.the natural world

What does the passage mainly discuss?
A.Sources of illumination for microscopes
B.The detail seen through a microscope
C.Outdated microscopic technique
D.A new kind of microscope

The word "minuscule" in line 4 is closest in meaning to
A.complex
B.tiny
C.circular
D.dangerous

The word "Rather" in line 23 is closest in meaning to
A.somewhat
B.instead
C.significantly
D.preferably

According to the passage, where were many of the first American folk art portraits painted?
A.In Connecticut and Massachusetts
B.In Ohio
C.In western Ncw York
D.In Illinois and Missouri

The word "this" in line 8 refer to
A.a strong craft tradition
B.western New York
C.American folk art
D.New England

How much did the population of the United States increase in the first fifty year following independence?
A.It became live times larger.
B.It became eleven times larger.
C.It became thirteen times larger.
D.It became three times larger.