Itcouldtake46monthsbeforethefi

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It could take 4-6 months before the first batch（批）of vaccines （疫苗）are available to fight A/H1N1 flu ________ as swine flu, WHO officials said.

A．known

B．to know

C．knowing

D．having known

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People have always been ________ about exactly how life on earth began.

A．curious	B．excited
C．anxious	D．careful

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When I reached front door, I suddenly sawstrange sight last night.

A．the; 不填	B．a; the
C．不填; a	D．the; a

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If I had known my life was going to ______ like this, I would have let them kill me.

A．find out	B．turn out
C．give out	D．work out

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Of the estimated 42 million homeless people around the world, children again ______ one third.

A．make up	B．take up
C．build up	D．turn up

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This school gives most of the children hope for the future by providing them with a chance to ______ knowledge.

A．require	B．achieve
C．acquire	D．discover

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