译林版三年级下册英语补充习题Unit 3详细解答过程和答案
Unit 3第A题详细解答过程和答案abc146def235
Unit 3第B题详细解答过程和答案
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Unit 3第C题详细解答过程和答案
1. —Is this your pencil case，Liu Tao?
—Yes，it is. Thank you.
2. —Is this your schoolbag，Helen?
—Yes，it is. Thank you.
3. —Is this your crayon，Yang Ling?
—No，it isn't.
—What colour is your crayon?
—It's red.
4. —Is this your ruler，Mike?
—No，it isn't.
—What colour is your ruler?
—It's blue.
Unit 3第D题详细解答过程和答案
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Unit 3第E题详细解答过程和答案
1. schoolbag
2. pen
3. pencil case
4. crayon
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