1 The Mayan civilization flourished on the Yucatan Peninsula of Mexico.
A profited
B gained
C benefited
D prospered
2 The field of international finance involves policies and procedures that affect the flow of money and credit among countries.
A appraisal
B numeration
C availability
D circulation
3 When an electric current flows through a wire，a magnetic field appears around the wire.
A travels
B vibrates
C alternates
D fluctuates
4 It was difficult to see ships in the distance because of the fog.
A sweat
B haze
C dew
D frost
5 Many tourists are attracted to the New England states by the autumn foliage.
A weather
B leaves
C festivals
D harvest
答案：1D 2D 3A 4B 5B
A profited
B gained
C benefited
D prospered
2 The field of international finance involves policies and procedures that affect the flow of money and credit among countries.
A appraisal
B numeration
C availability
D circulation
3 When an electric current flows through a wire，a magnetic field appears around the wire.
A travels
B vibrates
C alternates
D fluctuates
4 It was difficult to see ships in the distance because of the fog.
A sweat
B haze
C dew
D frost
5 Many tourists are attracted to the New England states by the autumn foliage.
A weather
B leaves
C festivals
D harvest
答案：1D 2D 3A 4B 5B