–Why, David, you look so tired! –Well, I ______ a report for the whole day and I must finish it tomorrow.
#101962
A
was writing
B
will be writing
C
have written
D
have been writing
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Ever since Daming graduated from the university, he _______ in the present company for 15 years and he is now chief engineer of the company.
#100158
A
worked
B
has been working
C
is working
D
works
---Zhangjiajie is worth visiting. I there with my parents during the holidays.---I agree. I have been there twice.
#99043
A
went
B
have gone
C
have been
D
am going
--- Where do you think ______ he ______ the computer? --- Sorry. I have no idea.
#104269
A
has; bought
B
不填; bought
C
did; buy
D
不填; buys
The CCTV Spring Festival Cala Evening annually since 1983 and it is still very popular with most Chinese.
#102528
A
was ran
B
is running
C
had been run
D
has been running
Our earth is getting warmer and warmer. It is time for us to_____ the emission(排放) of CO2.
#99319
A
break down
B
cut in
C
cut down
D
cut off