A stubble-type mouldboard is designed with a relatively abrupt curvature and is suitable for ploughing stubble fields.
A bitter pill
To fish in troubled waters
Cool heels
Their ambitious business venture, which they had poured all their savings into, ended in smoke when they failed to secure the necessary funding.
...Select the most appropriate option to substitute the bold segment in the given sentence. If there is no need to substitute it, select "no substitution ...
Her son took her to Amsterdam and fulfilled her wish, before she ________________.
To scold someone
A bed of roses
An idiom is used in three sentences. You need to choose the right option that covers the correct usage amongst these three sentences.