Prepositions usually go before a noun or pronoun, and can indicate a location, time, direction or to introduce an object.
Articles usually precede a noun, and can be either definite or indefinite articles.
(Source - Learn Enlgish)
Verb tenses such as the past, present and future indicate when an action takes place.
(Source - Will / Going to / Be ING / Present simple - Future - Learn English Grammar - Papa English)
Pronouns are substitutions for nouns or noun phrases.
(Source - Pronouns chart using I, me my, mine & myself correctly - Language Learning Base)
Useful grammar points
Common language errors
- Language for locals
- Common language errors explained, including punctuation, grammar, and commonly confused words. Lessons contain video and practice activity.
- Conditionals: Verb Tense in 'if' Clauses (The Writing Centre UNC)
- Explanation of the types of 'if' conditionals
- How to Use 'unless' (Education First NZ)
- Comparing 'unless' and 'if' conditionals
- Conditional Conjunctions (Your Dictionary.com) A list of conditional words that signal a conditional sentence
- English for Uni: Conditionals (Uni of Adelaide) Explanation of conditionals, types of conditional structures and words, interactive exercises, and a video story
- Grammar: Modifiers (Walden Uni)
- These pages provide explanations and examples of modifiers. Watch the video clip for further explanations!
- Modifiers (The Writing Centre (Uni of Ottawa))
- You are nearly there! Understand where to place your modifiers in a sentence.
- Dangling Modifiers and How To Correct Them (OWL Purdue Uni)
- This resource explains what a dangling modifier is and how to correct the problem.
- Sentence Problems: Misplaced Clauses (Auckland Uni)
- Here are two videos that explain misplaced modifying clauses and how to correct them.
Passive and active sentences
- Factsheet: Active and Passive Voice (Uni of New Eng)
- A comparison of the active and passive sentence and tips to change passive sentences to active
- Use the Active Voice (The Writing Centre: Uni of Wisconsin)
- Find out how and when to use the active and passive voice.
- English for Uni: Passive Voice (Uni of Adelaide)
- View the video, then try the passive voice exercises to test your knowledge.
- Grammar: Noun-Pronoun Agreement Basics (Walden Uni)
- Clear and simple explanation on noun-pronoun agreement
- Pronoun-Antecedent Agreement Exercise (Towson Uni)
- The activities here will help you understand pronoun-antecedent agreement.
These tools can be useful for international students needing to test particular patterns for authenticity.