In the last few years thousands of films __________ all over the world. 
#102095
A
have produced
B
have been produced
C
are producing
D
are being produced
推荐题目
Experiments of this kind ___in both the U.S and Europe well before the Second World War.
#100251
A
had conducted
B
have conducted
C
have been conducted
D
had been conducted
--- What on earth is that noise? --- Oh, the next flat ___________.
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A
was decorated
B
was decorating
C
is being decorated
D
is to be decorated
He ________ to the lab than he set out to do the experiment. 
#104294
A
has no sooner got
B
no sooner got
C
will no sooner get
D
had no sooner got
On the bus, all the people except the driver ______ to talk and laugh during the journey. 
#102607
A
encouraged
B
were encouraging
C
were encouraged
D
was encouraged
I'm tired out. I        all afternoon and I don't seem to have finished anything.
#100550
A
shopped
B
have shopped
C
had shopped
D
have been shopping