According to the author, teenage rebellion ______.
A. may be a false belief
B. is common nowadays
C. existed only in the 1960s
D. resulted from changes in families
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The purpose of the passage is ______.
A. to introduce the culture of antique clocks
B. to offer some advice on collecting antique clocks
C. to compare different ways to make a future profit
D. to explain convenient and reliable ways of telling time
The word hammock in this passage means ______.
A. a suspension cage which can be swung to and fro in the air
B. a seat hanging by two ropes from the branch of a tree
C. a suspension bridge in the South American rain forests
D. a net hung between two supports and used as a bed
The passage is about ______.
A. the Indian way of living
B. tropical regions
C. Indians' gift for the Europeans
D. a portable bed
Indians swing the hammock to ______.
A. pray to heaven for a gift
B. keep away flies, mosquitoes and other insects
C. keep away wild animals
D. all asleep quickly
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