Efficacious means producing the intended result. Efficient means doing it with less waste of time, effort, or cost.
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Business Case Language Exercise
C2 Business Case Language Exercise; 12 single-answer gap-fill items with audit fields included.
What “get the short end of the stick” means and where it comes from
This idiom means receiving the worse part of a deal. Its likely origin comes from drawing lots, where the shortest stick meant bad luck.
What “get the sack” means and where it likely comes from
“Get the sack” means to be fired or dismissed from a job. Here is the likely origin and how English speakers use it today.
Present Continuous Negative Sentences Exercise
CEFR A1; focus: present continuous negative sentences; exactly one correct answer per item.