When and where to build the new factory _____not decided yet..

When and where to build the new factory _____not decided yet .A.isB.areC.hasD. have

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New technologies have made ________ possible to turn out new..

New technologies have made ________ possible to turn out new products faster and at a lower cost. [ ]A. that B. this C. one D. it

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_______ is estimated that 25 million school lunches are sold..

_______ is estimated that 25 million school lunches are sold each day.[ ]A. ItB. ThatC. ThisD. As

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He felt ____ duty to work for human rights and progress. [ ..

He felt ____ duty to work for human rights and progress. [ ]A. it his B. his C. that is a D. it is his

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— You should have thanked her before you left. — I meant __..

— You should have thanked her before you left. — I meant _____, But when I was leaving I couldn't find her anywhere. [ ]A. to do B. to C. doing D. doing so

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