如图所示,将小灯泡L1和L2串联在电路中,闭合开关S,灯L1比L2暗,下列说法正确的是( )
A.通过L1灯丝的电流比通过L2灯丝的电流小
B.灯L1两端的电压比灯L2两端的电压大
C.灯L1的电阻比灯L2的电阻大
D.灯L1的实际电功率小于灯L2的实际电功率
I tried to make Alice______her mind but I found it difficult.
Well,I saw you_______ that when I went past.( )
changed;do
changes;doing
change;to do
change;doing
Mum, may I play computer games this evening ?
No way, you _____ finish your homework.( )
can
must
may
will
Lucy,what have you learnt from this history class?
Paper _____ first _____ about 2,000 years ago in China. ( )
is;invented
was; invented
is; inventing
was;inventing
Daddy, when will we go out to fly a kite?
As soon as the rain _____.( )
is stopping
stopped
will stop
stops
It's cold outside, Jimmy ! You should ______ your sweater.
Thanks. mom( )
take off
take in
put on
put up