Exercise 2
提示：Linda向Mary打听有关Mary姐姐在上海的事，下面是她们之间的对话。
Linda：Your sister has（1） _______ to Shanghai，hasn't she？
Mary ：Yes．
Linda：How（2） _______ has she been there？
Mary ：She's been there（3） _______ 1998．
Linda：Oh，（4） _______ about a year already ！Have you（5） _______ any letters from her？
Mary ：Yes，of course．Very often．She wrote to me about a week（6） _______ ， and said she was quite busy there．
Linda：I see．Are you（7） _______ to write to her soon ！
Mary ：Soon？Look！I am（8） _______ a letter to her now ．
Linda：Really？Will you please（9） _______ my best wishes to her？
Mary ：Of course，I（10） _______ ．Thank you．
参考答案：
Exercise 2
1．gone 2．long 3．since 4．for 5．got 6．ago 7．going 8．writing 9．give 10．will
