A Complete these sentences using at, on or in.
完成以下句子，用适当的介词填空。
1 We were ______ the stationer's ______ Monday.
2 We were there ______ four o'clock.
3 They were ______ Australia ______ September.
4 They were there ______ spring.
5 ______ November 25th, they were ______ Canada.
6 They were there______ 1990.
B Write questions and answers using we/they and at/in/on.
模仿例句提问并回答，选用we或they作主语，介词可选用at，in或on。
Examples：
Sam and Penny/the stationer's/Monday
Where were Sam and Penny on Monday?
They were at the stationer's on Monday.
you and Penny/Australia/July
Where were you and Penny in July?
We were in Australia in July.
1 you and Susan/the office/March 23rd
2 Sam and Penny/India/1986
3 you and Penny/the baker's/Saturday
4 Sam and Penny/Canada/1993
5 you and Penny/Austria/August
6 Sam and Penny/home/May25th
7 you and Penny/Finland/December
8 you and Sam/school/February 22nd
参考答案：
Lesson 70
A
1 We were at the stationer's on Monday.
2 We were there at four o'clock.
3 They were in Australia in September.
4 They were there in spring.
5 On November 25th, they were in Canada.
6 They were there in 1990.
B
1 Where were you and Susan on March 23rd?
We were at the office on March 23rd.
2 Where were Sam and Penny in 1986?
They were in India in 1986.
3 Where were you and Penny on Saturday?
We were at the baker's on Saturday.
4 Where were Sam and Penny in 1993?
They were in Canada in 1993.
5 Where were you and Penny in August?
We were in Austria in August.
6 Where were Sam and Penny on May 25th?
They were at home on May 25th.
7 Where were you and Penny in December?
We were in Finland in December.
8 Where were you and Sam on February 22nd?
We were at school on February 22nd.
