A.the book was lost B.I found the book missing C.missing we found the book D.the book was missing 26.When the bridge needed to be rebuilt the building committee voted to A.have done it B.be done C.have it done D.have been done 27.It was essential that all the necessary documents to the president's office before the end of this month. A.be handed in B.must be handed in C.should hand in D.had been handed in 28.I could pass the English exam without much hard work. A.Provided B.Given C.Ifonly D.Only if 29.The two boys stepped into the cave,carryinga knife. Aeach B.every C.everyone D.every one 30.ofthem has arrived yet A.Nobody B.No one C.None D.No A.the book was lost B.I found the book missing C.missing we found the book D.the book was missing 26.When the bridge needed to be rebuilt the building committee voted to _ . A.have done it B.be done C.have it done D.have been done 27.It was essential that all the necessary documents _ to the president’s office before the end of this month. A.be handed in B.must be handed in C.should hand in D.had been handed in 28._ I could pass the English exam without much hard work. A.Provided B.Given C.If only D.Only if 29.The two boys stepped into the cave, _ carrying a knife. A.each B.every C.everyone D.every one 30._ of them has arrived yet. A.Nobody B.No one C.None D.No