【简答题】Look! There are some things 1 the desk. We can see 2 eraser, a ruler and a dictionary. Whose eraser is 3 ? Whose ruler and whose dictionary? Do you want to know 4 owners? Let me tell you. Is this Jack...
【简答题】Alice: Good morning, Bob. Bob: Good morning, Alice. Alice: Bob, this is Grace. Bob: Hi, Grace. Grace: Hi, Bob. Alice: Oh, what is that? Bob: It’s my green key. Alice: What’s this? Bob: It is a ruler. ...