Question

1. I look after … cat for a while.
а) my sister b) my sister’s c) my sister’
2. Do you know anything about … life?
а ) socretes b) socrates’ c) socrates’s
3. Give me … paper, please.
a ) yesterday’s b) yesterdays’ c) yesterday’
4. This is the … room, but they are not at home.
a ) boy’s b) boys’ c) boys

5. This is my … wife.
a) brother’s-in-law b) brother-in-law c) brother-in-law’s

Answer 1

1) a 2) a 3) b 4) c 5) b