IELTS (from exercises)

Question 1

a thick, flat piece of a solid substance, such as stone, wood, metal, food, etc., that is usually square or rectangular

Answer 1

a slab

Question 2

to crash (tablets, branches, seeds)

Answer 2

to grind up

Question 3

from the beginning (of learning)

Answer 3

from the ground up

Question 4

to mix a liquid or other substance by moving an object such as a spoon in a circular pattern (souce, milk (stir milk into coffee)); to move or to cause something to move slightly (of breeze that stirs the leaves); to start to feel a strong emotion (because of speech, performance); to cause trouble intentionally between other people, especially by telling false or secret information; to make one feel excited (idiom); to cause an unpleasant emotion (memories) or problem to begin or grow (phrasal verb)

Answer 4

to stir; hope stirs withing my heart; to stir the blood; to stir up