Tham khảo tài liệu 'level toefl lesson 13', ngoại ngữ, chứng chỉ a, b, c phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Level TOEFL lesson 13 1. It has been estimated that one hundred thousand men participated in the gold rush of 1898. C u A approximate u B until u C as many as u D more 2. A seventeen-year-old is not to vote in an election. A u A old enough u B as old enough u C enough old u D enough as old 3. As soon as with an acid salt and sometimes water is formed. B u A a base will react u B a base reacts u C a base is reacting u D the reaction of a base 4. The Ford Theater where Lincoln was shot C u A must restore u B must be restoring u C must have been restored u D must restored 5. The skiers would rather through the mountains than go by bus. C u A to travel on train u B traveled by train u C travel by train u D traveling by the .
