16.Inordertoincreaseouroutput,weneedtoimportmoreproduction_______.
A.facilitiesB.hensC.votesD.artists
17.Whenaspacecrafttravels,oneofthemajorproblemsisreentryintotheEarth’s_______.
A.surfaceB.atmosphereC.attitudeD.bent
18.Thisriverformsanatural_______betweenChinaandKorea.
A.boundaryB.stringC.spotD.zone
19.Sheisalready16yearsold.Butshe_______asifshewerestillalittlegirl.
A.believesB.absorbsC.accrsesD.behaves
20.Weare_______attherapidprogressMarkhasmadeinthissemester.
A.distinguishedB.annoyedC.astonishedD.scored
21.Thedoctors_______themedicinestothepeopleinthefloodarea.
A.distributedB.packedC.prayedD.undertook
22.Muchofthenewsprovidedbythisnewspaperis_______,notforeign.
A.domesticB.strainC.purchaseD.murder
23.Hetriedto_______relationswithhisformerwifebuthefailed.
A.measureB.maintainC.shelterD.reply
24.He_______tostudyharderinthefuturesothathecouldhavemoreopportunitiestofindabetterjob.
A.resolvedB.resortedC.requestedD.reserved
25.The_______workcontinuedformorethanaweekbuttherewasstillnosignofthemissingboy.
A.researchB.rescueC.vesselD.vast
26.Manykindsofanimalsarebelievedtohave_________fromtheearth
A.withdrawnB.vanishedC.foundD.hung
27.Theengineersinthislabspentseveralweeks_______theirplansforthenewbicycle.
A.countingB.strippingC.elaboratingD.casting
28.Pinetreesareusuallybelievedto_______coldweather.
A.guardB.accomplishC.roarD.endure
29.Freemedicalserviceis_______tonearlyallthecollegestudentsinChina.
A.favoriteB.availableC.convenientD.average
30.Afterworkingfortwentyhourswithoutanyrest,thedoctorswere_______.
A.exhaustedB.mountedC.wrappedD.restored