单项选择题


According to the study，when do babies feel the most comfortable

A．When they are with a baby-sitter.
B．When they are with another baby.
C．When they are with a strange adult.
D．When they are with an elderly person.
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单项选择题
When did Taylor set up her goal of life
A．When she was three years old.
B．When she was six years old.
C．When she was fifteen years old.
D．When she was eighteen years old.
单项选择题
Which of the following may be banned by eBay overseers
A．Virtual dates.
B．Any over-priced products.
C．Priceless antiques.
D．Rare animals for pets.
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