用所给词的适当形式填空,完成短文。

     For our holiday we went to Arizona(亚利桑那)in the USA.We  1 (walk)in the hills,we2    (do) some boating and

we. 3 (do)some horse riding(骑马)．It  4  (be)a great  ho1iday,but it  5  (be) too short!    

     The food    6    ( be) fine. There    7    ( be)a lot of food at every meal. We   8(cannot) eat it all. There   9   (be) too

much meat and not enough fish. There    10    ( be not) any fruit. There   11   (be) cakes for supper every evening.

         We _12  _ ( go)  on a river trip one day. That   13   ( be) great. We    14    ( want) to go again but there    15    

( be not) enough time.

下列关于放射性废物处置的说法哪项是错误的（）

A.放射性废物不能以普通废弃物的方法进行处理

B.根据废物的性状分为固体、液体及气体三种类型

C.患者的排泄物应以固体放射性废物对待

D.患者的呕吐物应以液体放射性废物对待

E.放射性气溶胶应以气体放射性废物对待