A.what he is working on | B.what is he working on |
C.what did he work on | D.what was he working on |
A.what | B.where | C.that | D.which |
A.however may it cost | B.no matter how much it cost |
C.however much it is cost | D.however much it may cost |
A.what; how | B.how; what | C.what; what | D.how; how |
A.when | B. which | C.that | D.what |
A.The building that | B.There are |
C.That’s the building which | D.That’s where |
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