27.A.for B.or C.so D.but
26.A.free B.happy C.unable D.ready
25.A.water B.sand C.stone D.wood
24.A.start B.run C.rest D.match
23.A.Certainly B.Firstly C.Finally D.Suddenly
22.A.bus B.car C.room D.countryside
21.A.warm B.heavy C.light D.hot
19.The dog,if trained_______,will be made a good watch-dog one day.
A.properly B.hopefully C.personally D.usually
18.The new English textbook_______ 10 units,_______ two mainly revisions.
A.includes;containing B.includes;including
C.contains;containing D.contains;including