B1 Grammar lessons cover the rules, patterns, and structures you need at the B1 Intermediate level. Each lesson explains a grammar point with clear examples, common mistakes to avoid, and practice opportunities. Topics are ordered to build on each other so you can work through them step by step.
The plural form of the word “symposium” has been the subject of interesting discussions among linguists and grammarians. Stemming from Latin and Greek, the word has kept its classical roots alive in the English language. The original Latin plural is “symposia,” which is still widely used in academic and formal settings. However, the anglicized version…
The term ‘syllabus’ originally comes from a Latin word, which has influenced the plural form ‘syllabi’. It’s also adapted to the regular English pluralization rule, adding -es to form ‘syllabuses’. These variations in pluralization are common with words that have Latin or Greek roots, where the traditional English plural form coexists with a form that…
The correct plural of “stimulus” can be found in various reputable dictionaries, confirming that the word adheres to a rule stemming from its Latin root. This rule converts words ending in “-us” to their plural form by changing the suffix to “-i.” Hence, the plural is not formed by merely appending an “es” as one…
The classification of nouns as countable or uncountable can often pose challenges. The term “software” is frequently used in both the technology and business sectors, yet its plural form generates confusion due to its unique nature as a mass noun. Mass nouns, also referred to as uncountable nouns, do not typically have a separate plural…
The term, used to describe a group of living organisms capable of exchanging genes or interbreeding, is unique in that its singular and plural forms are identical. This is a peculiarity in the English language, where most nouns follow the pattern of adding an ‘s’ or ‘es’ to create their plural forms. What’s the Plural…
The plural form of “radius” can be either “radii,” following the original Latin pluralization, or “radiuses,” adapting to the standard English method of adding an -es to form plurals. Interestingly, though both forms are correct, “radii” is often used in mathematical contexts, while “radiuses” may be found in more general language. This dual option in…
The word “phenomenon” is one such noun that tends to cause confusion due to its irregular pluralization. Unlike most English nouns that simply add an “s” or “es” to form the plural, “phenomenon” follows a different rule. This noun, which denotes an observable event or fact, originates from Greek, and its pluralization reflects its etymological…
In discussing the plural of “octopus,” three variations commonly emerge: “octopuses,” “octopi,” and “octopodes.” Each variant reflects a different linguistic influence and period of adoption into English. The term “octopuses” adheres to the standard English convention for creating plural nouns, while “octopi” suggests a Latin influence, despite the word’s Greek roots. “Octopodes,” the least common…
The pluralization of words from Latin can be subject to rules different from those for words of Anglo-Saxon origin. For “nucleus,” the classical plural form is “nuclei,” aligning with other Latin plurals ending in “-i.” However, the adaptation of Latin words into English has also led to the formation of an alternative plural form “nucleuses,”…
The plural form of “matrix” has intrigued English speakers and learners alike due to its Latin origin and its adaptation into English. Traditionally, English has adopted Latin rules for pluralizing Latin-derived words, hence the term “matrix” often has two plural forms. “Matrixes” follows the regular English convention for creating plurals by adding -es, while “matrices”…
