According to the U. N. Environment Program, good management of chemicals could protect______.
A. endangered species
B. human beings" lives
C. our environment
D. international relationships
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Compared with public television, commercial television______.
A. broadcast programs which don"t advertise products
B. have the right to choose programs for their audience
C. have to broadcast programs that cater to preferences of their audience
D. compete fiercely with other broadcasting stations
What does the woman give the man at last？
A. The man"s credit card.
B. The man"s signature.
C. The bill for the room.
D. The room key.
Which of the following is CORRECT about Ms. A？
A. She accepted the author"s request of interview.
B. She lived alone without any relatives or friends.
C. She was the most serious patient in the hospital.
D. She lived with three other patients in one room.
What is mentioned as a factor to improve learning proficiency？
A. Young age.
B. Good memory.
C. Motivation.
D. Skills.
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