I would like ________ some fruit and vegetables. A. buying B. to buy C. buy D. A&B

I usually _ _  jogging around the park every morning.

Put a tag question at the end of the sentence: In big cities, life can become very difficult and unpleasant, _________?

They spent a huge amount of money on the film; ______, it was not a big success.

London is a/an _____ city. It's a melting pot for people from all parts of the world.

If you want to attend at the course, you _______ pass this examination.