网址：http://m.1010jiajiao.com/timu_id_2225691[举报]
--- What’s this?
--- It’s .
A．an ID card
B．a orange
C．ruler
D．an UFO
What's this? It's an ________.
[ ]
---________. What's this?
---It's a ruler.
— What’s this?
— It is .
A．an ID card B．a orange C．ruler D．an UFO
– What’s this? -- It is ___________.
A. an ID card B. a orange C. ruler D. an UFO