English Grammar and Usage

Which of these fits gap 17?

Directions: Complete this passage by selecting the most suitable option for the corresponding gap.
The word ‘petroleum’ _____ (17) _____ from the two Latin words ‘petra’ and ‘oleum’ meaning rock and oil respectively.
Intense pressure and heat inside the earth converted the decomposed plants and animals _______ (18) ______ petroleum.
Scientists have ______ (19) ______ in synthesising petrol by some artificial techniques also, but petrol prepared in this way is costlier.
It is found in many countries but mainly in Gulf countries, USA and Russia. In India, it is _____ (20) ______ found in Assam and Bombay High.

Which of these fits gap 18?

Directions: Complete this passage by selecting the most suitable option for the corresponding gap.
The word ‘petroleum’ _____ (17) _____ from the two Latin words ‘petra’ and ‘oleum’ meaning rock and oil respectively.
Intense pressure and heat inside the earth converted the decomposed plants and animals _______ (18) ______ petroleum.
Scientists have ______ (19) ______ in synthesising petrol by some artificial techniques also, but petrol prepared in this way is costlier.
It is found in many countries but mainly in Gulf countries, USA and Russia. In India, it is _____ (20) ______ found in Assam and Bombay High.

Which of these fits gap 20?

Directions: Complete this passage by selecting the most suitable option for the corresponding gap.
Long, long ago, when humans _______(17)______ the world, they used to live in groups. These forms of early groups are what we call tribes.
The members of a tribe hunted together, fought together, ate together, and slept together _____(18)_____ caves or primitive dwellings owned by the tribe.
The food brought in by the hunters or farmers _____(19)______ to the entire tribe, and cooking was done in common.
This was the time when there _______(20)______ still no families, as you know families today.