Probability

河南固始信合外國(guó)語(yǔ)小學(xué)雙語(yǔ)部 董 婭

I.More,less,or equally likely? Choose the correct options.

( ) 1.If you select a marble without looking,which color are you more likely to pick?

A.Pink B.Black.C.Neither.

( ) 2.If you select a marble without looking,which color are you more likely to pick?

A.Blue.B.Black.C.Neither.

( ) 3.On which color is the spinner more likely to land?

A.Green.B.White.C.Neither.

( ) 4.On which color is the spinner less likely to land?

A.Green.B.White.C.Neither.

( ) 5.If you select a marble without looking,which color are you more likely to pick?

A.Black.B.Green.C.Neither.

( ) 6.On which color is the spinner less likely to land?

A.Yellow.B.White.C.Neither.

( ) 7.If you select a marble without looking,which color are you more likely to pick?

A.Black.B.Purple.C.Neither.

( ) 8.If you select a marble without looking,which color are you less likely to pick?

A.Black.B.Purple.C.Neither.

( ) 9.If you select a marble without looking,which color are you less likely to pick?

A.Black.B.Blue.C.Neither.

( ) 10.On which color is the spinner more likely to land?

A.Pink.B.White.C.Neither.

II.Certain,probable,unlikely,or impossible? Choose the correct options.

( ) 1.If you select a marble without looking,how likely is it that you will pick a black one?

A.Certain.B.Probable.

C.Unlikely.D.Impossible.

( ) 2.If you select a marble without looking,how likely is it that you will pick a black one?

A.Certain.B.Probable.

C.Unlikely.D.Impossible.

( ) 3.If you select a marble without looking,how likely is it that you will pick a black one?

A.Certain.B.Probable.

C.Unlikely.D.Impossible.

( ) 4.If you select a marble without looking,how likely is it that you will pick a black one?

A.Certain.B.Probable.

C.Unlikely.D.Impossible.

( ) 5.If you select a marble without looking,how likely is it that you will pick a black one?

A.Certain.B.Probable.

C.Unlikely.D.Impossible.

(參考答案見(jiàn)本期第71 頁(yè))

Keys toFifteen Riddles

1.A hole.2.Your name.3.The letter “M”.4.Tomorrow.5.A stamp.6.Mary.7.It was a bright,sunny day.8.Noise.9.A shadow.10.An egg.11.Short.12.Your age.13.On a map.14.A chalkboard/blackboard.15.The number 9.

Keys toTwo Short Conversations

I.1.做作業(yè) 2.完成作業(yè) 3.看電視 4.還沒(méi)有 5.下周 6.入學(xué) 7.在教室里 8.一本大詞典 9.前天 10.后天

II.1.homework 2.watching 3.finish 4.show 5.Go 6.after 7.tells 8.soon 9.another 10.hates

III.1.one; for 2.are; permitted 3.There is 4.what 5.not; until