Complete the sentences with the correct forms of can, could or

Complete the sentences with the correct forms of can, could or to be able to and the
verbs in brackets.
1. I _____________(not / to find) Gina's number in the phone book. Do you know it?
2. I was lucky that I _______________(to find) a good course in English last summer.
3. If you work in a museum, you must _______________ (to answer) questions about
local history.
4. In the future people ______________(to travel) above the roads as well as on them.
5. My mum insists that my brother __________________(to speak) when he was only
eleven months old but I don't believe her!
6. If I ______________(to speak) French, I would have passed my exam immediately.
7. __________________________(you / to contact) Pamela yet?
8. _______________________(to drive) means that I don't have to depend on other