单项选择题

The scientists began to accumulate data.（）

A．collect
B．handle
C．analyze
D．investigate

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单项选择题

With immense relief, I stopped running.（）

A．some
B．enormous
C．little
D．extensive

单项选择题

She is slender, with delicate wrists and ankles.（）

A．sick
B．weak
C．slim
D．pale

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