-- I have got a headache. -- No wonder. You_________ on the math exercises too long.
#63776
A
work
B
are working
C
have been working
D
worked
推荐题目
In the last few years thousands of films ____ all over the world.
#63784
A
have produced
B
have been produced
C
are producing
D
are being produced
I know little about the accident because not much ______ about it up to now.
#63758
A
has said
B
has been said
C
had said
D
had been said
―How come a simple meal like this cost so much?―We have ________ in your bill the cost of the cup you broke just now.
#63786
A
added
B
included
C
contained
D
charged
The world's first flying car has been ________ for sale at ￡800,000 by Courtesy Aircraft of the US.
#63765
A
taken up
B
put up
C
pulled up
D
made up
The wide popularity of the Korean music Gangnam Style has _________ heated discussions about people’s tastes nowadays.
#63749
A
set about
B
set aside
C
set off
D
set down