You will want two trees about ten feet apart, from ________ to suspend your tent.
A. there
B. them
C. which
D. where
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According to the passage, a tiger’s territory ________.
A. remains unchanged
B. is often defended by tigresses
C. expands as the tiger grows up
D. is the cause of most fights
市B在A的正东40公里处。B城处于危险区内的时间为（）
A. 1.5小时 B．1小时 C．0.5小时 D．2小时
Which of the following is the key factor in the immediate approval of Labor Day as
A. The lawmakers’ respect for the workers.
B. The worker’s determination to have a holiday of their own.
C. The socialists’ demands for thorough reform.
D. The politicians’ fear of the workers’ anger.
I am ________ of your stupid conversation.
A. annoyed
B. worried
C. angry
D. tired
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