5.Waterbechangedintogas,butitbeheatedtoitsboilingpoint.A.must;canB.may;needn'tC.can;mustD.need;may6.thegovernmenttoraiseinterestratestheylosetheelection.A.Were;wouldB.If;willC.Was;couldD.Unless;must

Question

5.Water ___ be changed into gas,but it ___ be heated to its boiling point.
A.must; can B.may; needn't C.can; must D.need; may
6.____ the government to raise interest rates they ___ lose the election.
A.Were; would B.If ;will C.Was; could D.Unless; must

Answer 1

C 水可以变成气态,但一定要把它加热到沸点
A 原句为If the government were to raise interest rates they would lose the election.
该答案为条件句省略IF 形式,将were 提前.