grammar

1. Be careful when you walk ____________ the street.

• Through

• above

• across

• up

2. Please, go ___________ the stairs carefully.

• below

• down

• through

• at

3. Put the toys _______ the basket, please.

• on

• in

• up

• through

4. I saw them. They were walking __________ the town.

• into

• under

• toward

• above

5. The dog is ___________ the bed.

• through

• between

• into

• under

6. He fell ___________ the bridge but he was OK.

• over

• under

• up

• off

7.I like skiing ___________ big mountains.

• up

• down

• across

• over

1. We walked __________ to the top of the mountain and then we cycled ___________ to the bottom again.

• down, up

• 1. Up, down

• over, into

I would never do base jumping. I think it's really dangerous to jump ___________ a building even if you have a parachute.

• on

• off

• down

11. The boat sailed _______________ the river up to the sea.

• over

• along with

• along