Directions: In each of the following groups of words, there are four underlined letters or letter combinations marked A, B, C and D. Compare the underlined parts and identify the one thatis different from the others in pronunciation. Mark your answer by blackening the corres-ponding letter on the Answer Sheet.

1根据读音，选择出划线部分读音不同的选项。( )

A.windB.kindC.findD.mind

2根据读音，选择出划线部分读音不同的选项。( )

A.broughtB.thoughtC.foughtD.doubt

3根据读音，选择出划线部分读音不同的选项。( )

A.wasteB.pasteC.voyageD.snake

4根据读音，选择出划线部分读音不同的选项。( )

A.calmB.hallC.talkD.ball参考答案：A

5根据读音，选择出划线部分读音不同的选项。( )

A.saysB.playsC.staysD.Days

II. Vocabulary and Structure( 15 points)

Directions:There are 15 incomplete sentences in this section. For each sentence there are four choices marked A, B, C and D. Choose one answer that best completes the sentence and blacken the corresponding letter on the Answer Sheet.

6When Jane fell off the bike，the other children__________.

A.were not able to help laughterB.could not help but laughingC.could not help laughingD.could not help to laugh

7We are using up our natural resources too quickly and at the same time we are __________our environment with dangerous chemicals.

A.protectingB.savingC.pollutingD.fighting

8It is a__________fide from his home to the shopping center.

A.ninety-milesB.ninety-mile'sC.ninety milesD.ninety-mile

9A freely falling body has an acceleration of 32 feet a second during each second__________ it falls.

A.thatB.whyC.whichD.as

10I don't believe him. He __________ be serious.

A.needn'tB.can'tC.may notD.mustn't