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My parents have got married since 1992. They have known each other well for quite a long timE. We haven’t heard from Jack since two weeks ago. It has been ten years since he joined the cluB.
that; when after; when before;since since;before
to join had joined joined has joined
before; before since; since before; since since; before
a long time ago for a long time since a long time after a long time
after; when before; since that; when since; before
has come comes had come came
when; will come before; comes after; is coming since; comes
now that when ever since before
has joined joins had joined joined
comes came has come had come
knows; was has known; was knows; has been has known; has been
has joined joins had joined joined
since； before after; when before； since that; when
left home，are been away from home，is left home，is been away from home，are
after; when before; since that; when since; before
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