9时整,钟面上的时针和分针成( )度的角;4时整,钟面上的时针和分针成( )度的角。
90;120
根据图意,补全句子。
1. A: What's that in English? B: It's a .
2. A: Who's the ? B: He's my father.
3. A: Is this a ? B: Yes, it is.
4. A: What would you like? B: I'd like a _ .
5. A: Do you like the ?
B: No, I don't. I like the _ .
6. A: What's one plus two? B: It's _ .
7. A: Do you like ? B: Yes, I do.
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