Manykindsofanimalsarebelievedtohave_________fromtheearth

• A.withdrawn
• B.vanished
• C.found
• D.hung

Wewon’tallowanyforeigncountryto_______inourinternalaffairs.

• A.devote
• B.district
• C.interfere
• D.wander

Freemedicalserviceis_______tonearlyallthecollegestudentsinChina.

• A.favorite
• B.available
• C.convenient
• D.average

Pinetreesareusuallybelievedto_______coldweather.

• A.guard
• B.accomplish
• C.roar
• D.endure

Theengineersinthislabspentseveralweeks_______theirplansforthenewbicycle.

• A.counting
• B.stripping
• C.elaborating
• D.casting

ProfessorSmithisalsothe_______oftheinternationalprogramoffice.Ifyouhaveanyproblemwhenyoustudyhere,youmaygotohimforhelp.

• A.detective
• B.president
• C.manager
• D.director