WhichofthefollowingsentencesisINCORRECT? (TEM-4 2014)
A: Physicsisanimportantschoolsubject.
B: TheUnitedStatesbordersCanada.
C: TheNiagaraFallsisinNorthAmerica.
D: Mumpsisakindofinfectiousdisease.
A: Physicsisanimportantschoolsubject.
B: TheUnitedStatesbordersCanada.
C: TheNiagaraFallsisinNorthAmerica.
D: Mumpsisakindofinfectiousdisease.
举一反三
- WhichofthefollowingsentencesisINCORRECT?
- Time ________ , the celebration will be held as scheduled. (TEM-4) A: permit B: permitting C: permitted D: permits
- 在讨论直流电动机的工作时,一般情况下,他励电磁转矩为( )。 A: Tem=CeΦIa B: Tem= Ia/ CTΦ C: Tem= CTΦIa D: Tem= Φ/ Ce
- 讨论直流电动机的工作时,一般情况下,并励电动机电磁转矩为() A: Tem=CeΦIa B: Tem=Φ/ CTIa C: Tem= CTΦIa D: Tem= Ia/ CeΦ
- 微波传输线传输的电磁波类型为________。 A: TEM波 B: TE波 C: TM波 D: TEM和非TEM波