– I have got a headache.  --No wonder. You ___in front of that computer too long. 
#103775
A
work
B
are working
C
have been working
D
worked
推荐题目
I’ll go to meet you if I ________ free then.
#100697
A
will be
B
would be
C
am
D
Was
25. The book ______forty maps, ______three of Great Britain.
#103313
A
contains; includes
B
is containing; including
C
includes; contains
D
contains; including
Then I made a complaint to the manager and the problem        soon.
#102225
A
was solved
B
had been solved
C
would solve
D
has been solved