A.though | B.when | C.after | D.unless |
A.We didn’t know | B.He doesn’t know |
C.There is no knowing | D.It was known that |
A.that whether | B.whether | C.how | D.that |
A.even if | B.even | C.as if | D.as though |
A.you really have me there | B.there is some doubt | C.I can’t tell you | D.that depends |
A.if | B.unless | C.as | D.because |
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