See the flags on top of the building? That was we did this ..

See the flags on top of the building? That was we did this morning. A.whenB.whichC.whereD.what

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_____________ you have done might do harm to other people. ..

_____________ you have done might do harm to other people. A.ThatB.WhatC.WhichD.This

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Is this research center ________ you visited the modern equi..

Is this research center ________ you visited the modern equipment last year?A.whereB.thatC.the one thatD.the one where

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See the flag on top of the building ? That was ___ we did t..

See the flag on top of the building ? That was ___ we did this morning .A when B. which C. where D. what

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____ has finished the work ahead of time will be rewarded th..

____ has finished the work ahead of time will be rewarded though we don't know who it will be.A.Those whoB.AnyoneC.WhoeverD.No matter who

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