Complete the conversation below by writing questions with how long.The words in brackets will help you.Also,add since or for to B's answers where necessary.
A:How long have you lived in Canada?
B:We've lived there since we emigrated(移民）from China.At first,we lived in Edmonton,but now we're in Vancouver.
A:Oh?--------------------------------------------------------(be/Vancouver)
B:We've been there two years.We moved into a flat,but then my parents bought a nice house.We've been in the house nearly a year-Chinese New Year,in fact.
A:--------------------------------------------------------(study/St John's School)
B:I've studied there about three months.
A:And have you had any problems so far?
B:Yes! I can't speak English very well,so I've had extra classes last month.
感谢！！