A.where | B.what | C.which | D.that |
A.why | B.what | C.that | D.where |
A.where | B.when | C.there | D.which |
A.how long it was taken | B.how long it had taken |
C.how much time did it take | D.how much time it was taken |
A.that | B.when | C.which | D.where |
A.what | B.which | C.that | D.how |
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