2, 3, 6, 7, 10
остальное в единственном числе
1) I was able to play football when I was eleven. 2) You are not able to drive a car when you are fifteen. 3) Paul wasn't able to write two years ago. 4) I'm not able to know everything. 5) Nick wasn't able to buy ice cream because he had no money. 6) Sara isn't able to come to your birthday party.
B: Ann had lunch yet?A: Yes, she had a sandwich. Has she done the shopping yet?B: No, she hasn't done the shopping yet. Has she fixed her bike yet?A: Yes, she has already fixed it. Has she done her housework yet?B: No, she hasn't done it yet. She's been too busy.
Если честно из какого учебника взято я тока могу ответеть из Forward
How old is he?
Hi is 12.
How old is he?
Hi is 19.
І замість цифри любе інше.