I have to see the doctor because I ________ a lot lately.
#63773
A
have been coughing
B
had coughed
C
coughed
D
cough
推荐题目
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
-- 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
He complained that this was the third time he of the changes of the meeting date.
#63781
A
would be informed
B
was informed
C
has been informed
D
has been informed
--- I am surprised to hear that Sue and Paul have ______.---- So am I. They seemed very happy together when I last saw them.
#63777
A
broken up
B
brought up
C
turned up
D
picked up
The house is dirty because it ________ since they moved out.
#63759
A
doesn't clean
B
isn't cleaned
C
hasn't cleaned
D
hasn't been cleaned