Ihavebeenstudyinghereforfouryears,bynextsummerI________.

• A.shallgraduate
• B.shallbegraduated
• C.shallbegraduating
• D.shallhavegraduated

ComradeLi________beinBeijingbecauseIsawhimintownonlyafewminutesago.

• A.mustn’t
• B.can’t
• C.maynot
• D.isn’tableto

Hotmetal________asitgrowscooler.

• A.contracts
• B.reduces
• C.condenses
• D.compresses

Hardlyhadhefinishedhisspeech________theaudiencestartedcheering.

• A.and
• B.when
• C.than
• D.as

Wooddoesnotconductelectricity;________.

• A.sodoesn’trubber
• B.alsodoesn’trubber
• C.nordoesrubber
• D.norrubberdoes

You________gonow.It’sgettinglate.

• A.hadrather
• B.wouldrather
• C.wouldrather
• D.wouldbetter