Americans eat ________ vegetables per person today as they did in 1910．

more than twice

as twice as many

twice as many as

more than twice as many

Boris has brains．In fact, I doubt whether anyone in the class has ________ IQ．

a high

a higher

the higher

the highest

After supper she would sit down by the fire, sometimes for ________ an hour, thinking of her young and happy days．

as long as

as soon as

as much as

as many as

Mary kept weighing herself to see how much ________ she was getting．

heavier

heavy

the heavier

the heaviest

On the third floor there are two rooms, ________ is used as a meeting-room．

one of them

the larger of which

and a larger of them

the largest one of which

Mr．John said that Suzhou was the first city ________ he had visited in China．

that

where

which

what

There isn’t much ________ I can do．

what

which

that

how

My grandfather is as ________ as a young man and hates sitting around doing nothing all day．

enthusiastic

energetic

talkative

sensitive

There was such a long queue for coffee at the interval(间歇)that we ________ gave up．

eventually

unfortunately

generously

purposefully

I wonder what it feels like to be one of ________ really rich．The Brows already have Rolls Royce and now they are buying ________ third．

the; the

/; a

the; a

/; the