问题

I have to see the doctor because I ________ a lot lately.[ ]
A: have been coughing
B: had coughed
C: coughed
D: cough
B: had coughed
C: coughed
D: cough
正确答案是:
同类题型
If you have some difficulties ____ your grammar, you had better ask your teacher ____
The suggestion he put forward was adopted with 16 votes _____ and 15 against it
Good afternoon. I’m ______to inquire about the four-bedroom house you ______ in the newspaper.
Every night I read books for _________ hour before going to ________ bed.