---It’s a long time _____ I saw you last.
---Yes, and what a pity it is now that it will be a long time _______ we see each other again.
A.before; since | B.since; when | C.since; before | D.when; before |
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---It’s a long time _____ I saw you last.
---Yes, and what a pity it is now that it will be a long time _______ we see each other again.
A.before; since | B.since; when | C.since; before | D.when; before |