1. twins? — Kim and Kate
2. Bill's parents? — Sue and Sam
3. Bill's grandparents? — Tom and Beth
4. Mike's son? — Johnny
5. Sam's wife? — Sue
6. Janet's husband? — Mike
7. Sue's daughters? — Kim and Kate
8. in their late thirties? — Mike
9. in his mid forties? — Sam
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1) единственное число или неисчисляемое существительное - is.
2) множественное число - are.
3) I - am,
he/she/it - is,
you, we - are.
There is a chair near my bed.
There are two chairs near my bed.
3. He is my best friend Nick.
4. You are my best friend.
2.I am not very confident
3.It was really bad