Just as sound travels through the air in waves, electricity travels through the air in ______ radio waves.
#79301
A
what is called
B
which is called
C
what it is called
D
which it is called
推荐题目
—Would you please tell me __________?—OK, her name is Cici.
#38034
A
what was her name
B
what her name was
C
what is her name
D
what her name is
--- Could you tell us ____?   ---For about two weeks.
#37546
A
how soon you will be back
B
how long you will be there
C
how soon are you going to be back
D
how long are you going to be away
 ---Could you tell me _____? ---About two months.
#39292
A
when are you leaving for Shanghai
B
how often you go to the school library
C
how many tickets have you booked
D
how long you have been at this school