It was __________ he took off his dark glasses __________ I realized he was a famous singer.
A.until,that | B.not until,that | C.not until,when | D.when,then |
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It was __________ he took off his dark glasses __________ I realized he was a famous singer.
A.until,that | B.not until,that | C.not until,when | D.when,then |