With an appropriate relative pronoun:
(1)Please pass me the dictionary ____ cover is black. (2)This is the biggest lab____ we have ever built in our university.
【正确答案】：whose;that
【题目解析】：考点点击】本题考查关系代词。【要点透析】根据题干可知,第一个空需填一个用来修饰 cover的关系词,表示……的”,所以用 whose;当先行项前有形容词最高级修饰时,关系词用that
