Notuntilallthefishdiedinthelak

Not until all the fish died in the lake __________ how serious the pollution was.

A．did the villagers realize	B．the villagers realized
C．realized the villagers	D．do the villagers realize

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＿＿＿for us to surf on the sea in summer!

A．What exciting is it

B．How exciting is it

C．What exciting it is

D．How exciting it is

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—— ＿＿＿＿.He would feel sick if he stayed home for one day.

A．So would my grandpa	B．So wouldn’t my grandpa
C．Neither would my grandpa	D．Nor wouldn’t my grandpa

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—— Springboard diving.＿＿＿＿ to dive into water from high board!

A．What a fun is it

B．How fun it is

C．How a fun is it

D．What fun it is

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I received his mother’s telephone call at eleven.＿＿that he was badly hurt in an accident yesterday.

A．Then did I know

B．Only then I knew

C．Only then did I know

D．Only then knew I

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They finally managed to climb to the top,but ＿＿then.

A．went the children down the hill

B．down the hill did the children go

C．down the hill went the children

D．down the hill the children went

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