I like _____trousers.
A:this
B:these
A: Excuse me. Is there a ____ near here?
B: Yes, there is.
A: Where is it?
B: It's ____the science museum.
A: Is it____
B: No, it isn't. Go straight to the first crossing and then turn ____
A: OK. I'll ____there. Thanks.
在一个朽木的空洞中,底部有积水常存,洞中生物有细菌、原生动物、苔藓、蚊子和蜘蛛.这一朽木洞可构成一个( )
民族区域自治制度作为我国的一项根本政治制度,符合我国国情,体现了各民族的根本利益。( )