My boss regrets ___________ his secretary now that she is gone.

I always try_________________  my bills on time, but sometimes I'm a little late..

Choose the correct words in italics.

The new conference centre is due to host/is expected to host up to 30 conferences a year and I am confident that the venue will be/is supposed to be a success.

I made my son ___________ the windows before he could go outside to play with his friends.

Correct the errors.

I had my friend to lend me his car.

I remember __________ Bolivia for the first time. It's a beautiful country.

Correct the errors.

I tried very hard to don't make any mistakes.

Alex will never forget _______his first helicopter ride.

Sam was reluctant, but we finally got him_______his guitar for us.