30. What questions were the parents taught to ask in the experimental group?

A. 　 Because she will visit her aunt.

B. 　 Because she will meet a couple.

C. 　 Because she will have a visitor.

D. 　 Because she will phone her aunt.

A. 　 Earn more money.

B. 　 Settle in an urban area.

C. 　 Gain fame and popularity.

D. 　 Live in a green environment.

A. 　To ensure the company’s future development.

B. 　To adapt to its customers’ changed taste.

C. 　 To help improve its consumers’ lifestyles.

D. 　To break the trade-off in its product design.

A. 　 assembled

B. 　 accumulated

C. 　 piled

D. 　 joined

A. 　 pleased, pleasing, pleasure

B. 　 pleased, pleasant, a pleasure

C. 　 pleasing, pleased, a pleasure

D. 　 pleasing, pleasant, pleasure

A. 　 Plenty of televisions that are on sale.

B. 　 Anything that reflects Colombian culture.

C. 　 Beds and sofas that you can try out.

D. 　 Objects that show lifestyle change.

A. 　 By asking their family to help.

B. 　 By using the woman's backpack.

C. 　 By buying a new grocery cart.

D. 　 By using both their cart and backpack.

A. 　 The large number of HIV infections.

B. 　 Refusal to admit there is any connection with AIDS.

C. 　 A big sum put into the disease.

D. 　 The national health care deficit.

A. 　 Build more homes for homeless people.

B. 　 Create more jobs for homeless people.

C. 　 Provide financial help for homeless people.

D. 　 Move homeless people to a fixed address.

A. 　 arose

B. 　 raised

C. 　 rose

D. 　 aroused