填空题
· Look at the notes below.
· You will hear a conversation
about a new type of cleaner.
{{B}}Cleaner
Message{{/B}}
1．It's very good on aluminum and (9)______, but not
very good with (10)______.
2．It works well on enamel, it's
perfect for floor tiles. But it's not good for (11)______floors; however,
(12)______is fine.