A reserved person never tells you anything about himself, and you may work with him for years without ever knowing his address. （compound-complex sentence）

How much there is to learn and how much I don’t yet know is one of the most important things I’ve learned. （periodic sentence）

They say a person needs just three things to be truly happy in this world. He needs someone to love. He needs something to do and something to hope for. （parallel structure）

In 1962, Rachel Carson published her book Silent Spring. Rachel Carson was an American marine scientist and writer of popular science. The book aroused worldwide concern for the protection of the environment. （long sentence）

A brother may not be a friend, a friend will always be a brother.

Speaking before a group of examiners, the girl’s knees shook badly.

The article is difficult to understand not because the vocabulary is technical but because of the complicated sentence structure.

Our teacher showed us how to create E-cards on the computer with an encouraging smile.

We should budget carefully. Even though our income has been greatly increasing.

Choose the best topic sentence from the group below. Write the choice in the blank. A. Music is an important part of my life. B. When I feel low, music cheers me up. C. I studied music at primary school for six years. D. I am a member of the pop music club of my college.