A.as; him | B.that; / | C.as; / | D.whom; him |
A.unless | B.until | C.before | D.since |
A.where | B.that | C.when | D.which |
A.While | B.Since | C.Before | D.Unless |
A.no matter | B.whether | C.even though | D.if |
A.when | B.while | C.then | D.as |
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