Complete the sentences. 用there is, there are, it is 或 they are 填空。注意其中有两句是问句。（每小题2分，共10分）
12.
1. I like the new BMW and Triumph motorbikes. __(1)__ very fast.


2. __(2)__ any cheap hotels in Tokyo?


3. I know where __(3)__ a good restaurant near here.


4. Have you seen my new computer? __(4)__ on the table.


5. __(5)__ happy with their new house?