4.A.expectation B.wait C.absence D.disappearance
3.A.friends B.sisters C.officers D.soldiers
2.A.unexpected B.important C.interesting D.encouraging
1.A.excited B.overjoyed C.anxious D.impatient
19.A.walk B.step C.foot D.pace
18.A.chance B.matter C.problem D.time
17.A.me B.Janet C.themselves D.the-cot
16.A.smooth B.unchanged C.level D.unmoved
15.A.As B.Because C.Before D.Since