-- What's that?

-- It's a very old place.

He can swims in the river.

-- Where did they have the picnic?

-- We had the picnic at a place called Stonehenge.

-- What did Mr Smart say?

-- Mr Smart say, "Now we will see Stonehenge from the air."

I climb mountains in Tibet last summer.

--What did you do last weekend?

--I played football.

What do you do last weekend?

The black bag is lighter.

Lingling's back is broken.