A、Microwaves are strange electric waves. B、Microwaves travel in straight lines and do not follow the curve of the earth’s surfac

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问题

选项 A、Microwaves are strange electric waves.
B、Microwaves travel in straight lines and do not follow the curve of the earth’s surface.
C、There are not any wires to send microwaves.
D、We must amplify microwaves in relay stations.

答案B

解析

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大学英语四级

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A、Microwaves are strange electric waves. B、Microwaves travel in straight lines and do not follow the curve of the earth’s surfac

大学英语四级

Whydoestheauthormentionthediscoveryofairpressure?Thebesttitleofthepassageis______.

Childrenmodelthemselveslargelyontheirparents.Theydosomainlythroughidentification.Childrenidentify【C1】______apar

Childrenmodelthemselveslargelyontheirparents.Theydosomainlythroughidentification.Childrenidentify【C1】______apar

Familyties,friendshipsandinvolvementinsocialactivitiescanofferapsychologicalbufferagainststress,anxietyanddepre

A、Becauseherparentsdonotforcehertodowhatshedoesn’twanttodo.B、BecauseherparentsallowhertostudyinEngland.C

A、Mikeisagoodleader.B、Mikemakesalotofplans.C、Mikegetsthingsdone.D、Mikedoeswhatotherswant.C

Researchershaveestablishedthatwhenpeoplearementallyengaged,biochemicalchangesoccurinthebrainthatallowittoact

AnAmericanweddingbeginswithengagement.Traditionally,ayoungmanasksthefatherofhis【S1】______forpermissiontomarry

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