如图所示,电源电压不变,当在a.b间接入“6V 6W”的灯泡时,闭合开关,灯L恰好正常发光。断开开关,在A.b间接入“6V 4W”的灯泡后,再闭合开关,下列说法中错误的是 A.灯L将变亮 B.灯L将变暗 C.换接的灯可能烧坏 D.电路总功率要变小
Attention,please! The last award will be _____ to the best singer of the year﹣﹣Coco Lee.( )
A.lentB.introducedC.donatedD.presented
Shall we take a car?
No,we _____.It's only five minutes' walk.( )
A.can'tB.mustn'tC.needn'tD.couldn't
_____ heavy the rainstorm is!
Yes,the town has experienced the most serious flood during the past ten years.( )
A.HowB.WhatC.How aD.What a
Yan Jiashuo,a _____ girl,has won the prize of International Master of Memory.
Wow,she's great,isn't she?( )
A.ten﹣year﹣oldB.ten﹣years﹣old
C.ten year oldD.ten years old
Dong Guijun is _____ first man of Lianyungang to reach the top of Mount Qomolangma.
He is _____ pride of us.( )
A.the;/B.a; theC.the; theD.a;/