1 You use it to take photos with. It`s for taking photos.
2 We must take some sun-tan lotion. We have to take some sun-tan lotion.
3 Can you run five kilometres? Are you able to run 5 km?
4 You should go to the dentist. You ought to go to the dentist.
5 My throat hurts. I`ve got a sore throat.
6 Would you mind telling me the time? Could you tell me the time,please?
7 Never walk along a railway line. You mustn`t walk along a railway line.
8 I‟ll carry your suitcase, shall I?Shall I carry your suitcase?
9 I couldn‟t read when I was five. I wasn`t able to read when I was 5.
10 Can you lend me your car this evening? Can I borrow your car this evening?