补全对话。
A: Hi, Rose! I've sent you an e-mail. Have you got it?
B: Sorry, I haven't. I haven't c 1 my e-mails today.
A: W 3 not?
B: There's something w 3 with my computer. It doesn't work.
A: Can you r 4 it?
B: I don't think so. It's too old. My father wants to buy a new one f 5 me.
A: That's good n 6 . You know,I've just got a new computer.
B: W 7 did you get it?
A: Last week.
B: Where was it m 8 ? Was it made in Japan?
A: No, it was made in my home.
B: What? How could it be made in your home?
A: You see, my father bought d 9 parts of the computer and put them
t 10 .That's how the computer was made in my home.
1._____ 2._____ 3._____ 4._____ 5._____
6._____ 7._____ 8._____ 9._____ 10._____
、
两种溶液可选用( )的鉴别。