`Ex9:`
`1. T`
`2. F`
`3. F`
`4. T`
`5. F`
`6. F`
`7. T`
`Ex10`
`1 . `What are you going to do at the weekend
`2 .` Peter could skate when he was 12
`3 . `They haven't visited Europe for two years
`4 . `Humans are more intelligent than robots
`5 . `When did you start learning English