| 1. 单选题 | 详细信息 |
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下面全是元音字母的一组是：_________ A.E, O, Y B.A, R, U C.E, I, U D.I, U, Y |
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| 2. 单选题 | 详细信息 |
|
—What’s this in English? — a ruler. A.It’s B.Its C.This is D.This’s |
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| 3. 单选题 | 详细信息 |
|
---______ -----It’s orange. A. What’s this? B. What color is it? C. How are you? D. Spell it, please! |
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| 4. 单选题 | 详细信息 |
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---What color is it? ---It’s______orange. It's ______ orange pen. A.a ;an B.an;an C.an ;/ D./;an |
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