【题目】根据上下文提示完成对话（填序号）。
A ball B What C afternoon D blackboard E color F black |
A: Good __1_______.
B: Good afternoon.
A: Look at the _____2____.____3_____ is this?
B: It’s a ___4______.
A: What ___5______is it?
B: It’s _____6____.
【题目】根据上下文提示完成对话（填序号）。
A ball B What C afternoon D blackboard E color F black |
A: Good __1_______.
B: Good afternoon.
A: Look at the _____2____.____3_____ is this?
B: It’s a ___4______.
A: What ___5______is it?
B: It’s _____6____.