单项选择题
A.listens toB.hearsC.soundsD.on
(10)-()A.whatB.thatC.whichD.how
单项选择题(10)-()
A.whatB.thatC.whichD.how
(9)-()A.stickB.makeC.fastenD.change
单项选择题(9)-()
A.stickB.makeC.fastenD.change
(8)-()A.OnceB.ThenC.HoweverD.Yet
单项选择题(8)-()
A.OnceB.ThenC.HoweverD.Yet