例： A: What’s this? B: It’s a ball. A: Is this your ball? B: Yes, it is. A: Here’s your ball. B: Thank you. 1． A: What’s _____? B: It’s a _____. A: Is this your _____? B: Yes, it _____. A: Here’s your _____. B: Thank you. 2． A: What _____? B: It’s _____. A: Is this _____? B: Yes, _____. A: Here _____. B: Thank you. 3． A: What _____. B: It’s _____. A: Is _____? B: Yes, _____. A: Here _____. B: Thank you. 4． A: What _____? B: It’s _____. A: Is _____? B: Yes, _____. A: Here _____. B: Thank you.
例：√ —Is this a ball? —Yes, it is. × —Is that a car? —No, it isn’t. 1．√ ________________ 2．√ ________________ 3．√ ________________ 4．× ________________ 5．× ________________ 6．× ________________
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