A.unless | B.in case | C.as long as | D.although |
A.for | B.because | C.since | D.as |
A.whichever | B.however | C.whatever | D.whoever |
A.whom | B.which | C.them | D.those |
A.that | B.what | C.how | D.whether |
A.Whatever; whatever | B.No matter how; whatever |
C.No matter what; however | D.Whatever; no matter how |
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