a. People of many different races were living side by side.

b. They're taking part in a race to the top of the Mont Blanc.

a. That method hasn't worked, so let's try your way.

b. Only local people could find their way through the maze of narrow streets

a. She was ill so I sent her some flowers to cheer her up.

b. These Vietnamese pancakes are made of rice flour, and so thin you can read a newspaper through them

a. The walls are covered in oil paintings.

b. I've been painting all morning.

a. You can view aggregations of polling data at the site.

b. Some animals avoid being eaten by aggregation in groups, such as schools of fish.

a. This 100-year-old restaurant is among London's finest.

b. This building is the finest example of its type.

a. I accept full responsibility for the failure of the plan.

b. The manuscript was accepted for publication last week.

a. My salary is paid directly into my bank.

b. He jumped in and swam to the opposite bank.

a. Do you know how to run this sort of machinery?

b. He's been running a restaurant since he left school.

a. He gave up his job so that he could nurse his mother at home.

b. The project will have to be nursed through its first few months.

a. He's very open about his weaknesses.

b. The competition is open to anyone over the age of 16.

a. So when are you two going to tie the knot?

b. Jane and I tied in the spelling test.

a. The hurricane damaged many traffic lights.

b. The kitten was so light I could hardly feel it sitting on my lap.