【C3】A.an effectB.a resultC.an outcomeD.a consequence
【C3】
A.an effect
B.a result
C.an outcome
D.a consequence
【C3】
A.an effect
B.a result
C.an outcome
D.a consequence
What did Stephen Tanaka enclose with his letter?
A.An advertisement
B.Some designs
C.Some references
D.A résumé
Judging from what he has written, we can know that the writer is ______.
A.an experienced reporter
B.a medical researcher
C.an alcohol producer
D.a social worker
This passage is mainly about
A.an accident in a river.
B.a sea captain.
C.a boat crossing a river full of ice.
D.a noble deed by a brave man.
Television has ______ on people's character.
A.a positive effect
B.a negative effect
C.no effect
D.s beneficial effect
A.SELECT*FROMR WHERE C1 AND C2 OR C3
B.SELECTR.*,S.*FROM R,SWHERER.AS.B
C.INSERTINT OR VALUE(a,b,c,d)
D.UP DATE RSETA=a WHERE C1 AND C2 OR C3
当电源频率增加后,分别与灯泡串联的R、L、C3个回路并联,与()串联的灯泡亮度增加。
A.R
B.L
C.C
D.R和L
E.R和C
A.{(d3),(d2) }
B.{(c1),(c2) }
C.{(c1,d1),(c3,d4) }
D.{(c1,d3),(c2, d2) }
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