reduce relative clasues into relative phrases?

REDUCE RELATIVE CLAUSES INTO RELTIVE PHRASES

1 be sure follow the instructions that are given at the top of the page.

-> Be sure follow the instructions given at the top of the page

2 studnets who arrive late will not be permitted to enter the classroom.

-> Students arriving late will not be permitted to enter the classroom

3 john, who was taken by surprie, hardly knew what to say.

-> john, taken by surprise, hardly knew what to say

4 the people who are watting for the bus in the rain are getting wet.

-> The people watting for the bus in the rain are getting wet

5 we drove along the road that was still flooded after the heavy rain.

-> we drove along the road still flooded after the heavy rain

6 the scientists who are researching the causes of cancer are making progress.

7 the wild ox which í kept at Nam Cat Tien National park is of a special kind .

-> the wild ox kept at Nam Cat Tien National park is of a special kind

8 the helicopter which was flying toward the lake made a low droning sound.

-> the helicopter flying toward the lake made a low droning sound