17. ( ) Tom: Hey, Peter. Are there two red pens in your pencil box? Peter: ______________(A) Yes, th
問題詳情
17. ( ) Tom: Hey, Peter. Are there two red pens in your pencil box? Peter: ______________ (A) Yes, there is one. (B) No, these aren’t. (C) No, there are five. (D) Yes, they are.