theanimalsourduty.A．Toprotect;

_________ the animals _________ our duty.

A．To protect; are	B．Protecting; are
C．To protect; is	D．To protecting; is

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---- How does Tom go to school every day?
---- He lives the ______ from school, so he takes the underground.

A．farthest	B．fastest
C．closest	D．cleanest

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I work hard this term, but Peter works much ______.

A．hard	B．harder
C．hardest	D．the hardest

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______ takes him an hour to read the picture book.

A．What

B．That

C．It

D．One

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----Sounds like a good idea.

A．play	B．to play
C．plays	D．playing

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— Are these your books?
— ___________________.
A. Yes, it is
B. No, they are
C. Yes, they are.

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