wrong with it What welcome right are about please All is do A: Fill in the form. please. B: 【9】【10】. May I use your pen? A: Oh. sorry. Something【11】【12】【13】【14】. B: 【15】【16】that one? A: Thai one is OK. B: Could I use it ? A: Yes.【17】【18】. B: Thanks a lot. A: You【19】【20】. (27)