1.What did your parents give you as a present ___ your birth

1.What did your parents give you as a present ___ your birthaday?
A to B for C at D with
2.Two hours ___ enough time to finish reading the book?
A is B are C were D was
Thank you very much for the invition同意句
Thanks ___ ___ for the invition

1.B 表示为你的生日
2.A表示时间段,用单数
3.a lot