—This is a very big room.—Yes，it is （）room.

（）does not come easily.But if you try your best，you will be .

A．Successful；succeed
B．Success；succeed
C．Succeed；successfully
D．Success；successful

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I will go to Fiona’s party next Sunday，because I’ve got her （）today.

A．communication
B．satisfaction
C．invitation
D．invention

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