A.until | B.unless | C.even though | D.as though |
A.even though | B.now that | C.as if | D.as long as |
A.so | B.too | C.very | D.rather |
A.and | B.or | C.so | D.thus |
A.what | B.whether | C.that | D.if |
A.in all | B.in other words | C.in brief | D.on the other hand |
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