A.even though | B.even if | C.as though | D.although |
A.as though | B.as if | C.as well | D.as well as |
A.as | B.since | C.until | D.before |
A.when | B.after | C.before | D.since |
A.first time | B.for the first time | C.the first time | D.by the first time |
A.Having been told | B.Though he had been told |
C.He was told | D.Having told |
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