④区域大规模农业生产活动对当地原始自然环境的影响主要是
A. 温室气体减少
B. 森林覆盖率减小
C. 入湖泥沙量减低
D. 草原生产量减低
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It is lucky we booked a room, or we ______nowhere to stay now.
A. had
B. had had
C. would have
D. would have had
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A. newer
B. stronger
C. higher
D. larger
What does the woman want the man to do?
A. Speak louder.
B. Apologize to her.
C. Turn off the radio.
The author explains the role of food in celebrations by______.
A. using examples
B. making comparisons
C. analyzing causes
D. describing processes