What do you need ________ with you?

_______ of us studies English well.

Do you often go ________ on Sundays?

Lily is very good ________ cooking.

Now many children like surfing on the Internet, but ________ the same time they should know that there is something unhealthy on it.

Have you ever watched the film ________ TV?

Liu Xiang ________ the gold medal for China in the 110-metre hurdles of the 2004 Olympics.

What does it ________ ?

--How long have you been in this city?

--________ twenty years.