【C10】A．ItB．ThisC．ThereD．That

【C17】A．thisB．whereC．thereD．that

_____________ 查看材料A.whereB.thisC.whichD.that

【C10】A．TheyB．OthersC．ThereD．Those

【C9】A．ThereB．ThisC．ThoseD．That

【C7】A．itB．thisC．thereD．that

【C16】A．ThereB．ThisC．ThoseD．That