My grandfather would be fine for a while but would then fall suddenly ill and have to the

问题补充：

My grandfather would be fine for a while, but would then fall suddenly ill and have to the hospital.

A. be admitted to

B. be admitted as

C. be put into

D. be put up

答案：

(答案→)A. be admitted to

B. be admitted as

C. be put into

D. be put up

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