[ Grammar ]
______ only customer who complained yesterday called again this morning.
A. A
B. The
C. An
Select your answer:

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IELTS Grammar › ViewHe wouldn’t be so successful now if he __________ so hard when he was at school
A. didn’t study
B. wouldn’t have studied
C. hadn’t studied
Grammar › View
In which sentence do we imply an ongoing action?
A. Lucy came into the room while he was waiting.
B. While I was studying, the phone rang.
C. She sat beside her friend during the lecture.
D. Besides her job, she also volunteers at a local shelter.
