You can improve your English _____ practicing more.

In my opinion, China has more to deal with the disease of H1N1.— I quite agree with you. Chinese medicine works well.

The girl ______ is the tallest in our class sat next to me.

Italian Luca Parmitano, one of the European Space Agency’s new astronauts, ________ to go into orbit and live on the International Space Station in 2013.[ ]

When a disaster occurs, all people, ________ they are old or young, rich or poor, try their best to help those in need