“Isitfreewiththiscertificate?”以下最适合的回答（）
A: Yes，youwill.
B: Sorry，it’snotvalidonsubwaytrains.
C: Yes，Ican.
D: Sorry，Idon’tknow.
A: Yes，youwill.
B: Sorry，it’snotvalidonsubwaytrains.
C: Yes，Ican.
D: Sorry，Idon’tknow.
举一反三
- "MayIgetarefundformyticket？"以下（）回答正确。 A: Yes,certainly.Butyouhavetopaytenyuan. B: Idon’tknow. C: Yes，certainly.Butyouhavetopayarefundserviceoftenyuan. D: Icannothelpyou.
- Ben,wouldyouliketoplayfootballwithus?（）butIhavetowashthedishesfirst. A: No,Ican't B: Idon'twantto C: Yes,please D: I'dloveto
- Mustwehandinourhomeworknow?（） A: Yes,youwill B: Yes,youmustn‘t C: No,youneedn‘t D: No,youmustn‘t
- Speaker A: Hello. Is that Mr. Johnson Speaker B: (). A: Yes, I am. B: Sorry, I’m not Mr. Johnson. I’m his son. C: Yes, speaking. D: Yes, but who are you
- Would you like to visit the museum? _________. A: Yes, please B: Sure, I’d love to C: Sorry, I wouldn’t D: Yes, I would