—Look! Somebody _____ the sofa.—Well, it wasn’t me. I didn’t do it.
#100510
A
is cleaning
B
was cleaning
C
has cleaned
D
had cleaned
推荐题目
In the last few years thousands of films         all over the word.
#102635
A
have produced
B
have been produced
C
are producing
D
are being produced
 Quantities of precious jewelry_____ buried_____ in the earth. 
#101917
A
was found; deeply
B
were found; deeply
C
was found; deep
D
were found; deep