With the development of production and science,radio a wide use in  a short time.
#103948
A
found
B
finds
C
have found
D
has found
推荐题目
--- Look!Somebody ___ the sofa.--- Well,it wasn’t me. I didn’t do it.
#100376
A
is cleaning
B
was cleaning
C
has cleaned
D
had cleaned
You may not have played very well today,but at least you’ve got through to the next round and _______.
#104616
A
tomorrow never comes
B
tomorrow is another day
C
never put off till tomorrow
D
there is no tomorrow