Ответ:

1. I've never flown in a helicopter.

2.I used computer a lots of times.

3.I've never been late for school.

4.I climbed a mountain twice.

5.I've never broken arm/or a leg.

6.I fished once.

7.I've never eaten with chopsticks.

8.I've never seen a snake.

9.I've never fallen off a bike.

10.I used a calculator a lots of times.