Which of the following is true according to paragraph 2？
A. It is said that only big states and cities will be in danger this time.
B. Americans have not talked too much about the possible threats.
C. It is said that Los Angeles is particularly in danger this time.
D. The aim of terror is to make Americans feel unsafe wherever they are.
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A．Tuition GPA.B．Fear of a too high list price.C．Debt.D．High academic value.
A. Tuition GPA.
B. Fear of a too high list price.
C. Debt.
D. High academic value.
A．It's another possible use for seawater.B．It's necessary for growing vegetables in ho
A. It's another possible use for seawater.
B. It's necessary for growing vegetables in hot climates.
C. It's used for producing electricity in the US.
D. It makes people comfortable in hot days.
A．To protect environment.B．To cool buildings.C．To change the climates.D．To provide dri
A. To protect environment.
B. To cool buildings.
C. To change the climates.
D. To provide drinking water.
A．With questionnaires.B．By telephones.C．On Internet.D．Through face-to-face talk.
A. With questionnaires.
By telephones.
C. On Internet.
D. Through face-to-face talk.
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