English grammar

Determiners (Questions 1-100)

• "An" is used before words beginning with a vowel sound.
• "The" refers to a specific noun.
• "Many" is used for countable nouns, while "much" is used for uncountable nouns.
• "Some" is used in affirmative sentences and denotes an unspecified amount.
• "Any" is used in negative sentences with uncountable nouns.
• Use "a" before words beginning with consonant sounds.
• The sound of the word is what determines article usage, not always the letter. The word "unique" sounds like /ju:/ so it takes "a".
• "Several" denotes an indefinite but countable number.
• Adjectives like "some" denote an unspecified plural quantity.
• "Little" indicates a small amount.
• Use "a few" with countable nouns to show there is a small number.
• Use "many" with countable nouns in negative scentences.
• "Which" is used when selecting from a definite group or set.
• "The" refers to a particular noun.
• Use "a large number of" when referring to a countable number.
• "Few" is used to emphasize a small number.
• Superlative adjectives like "best" take use "the" .
• "How many" is used for countable plural items.
• "A little" is used with uncountable nouns to indicate a small amount.
• "Every" refers to each individual member of a group.
• A "single" emphasizes that not even one was seen.
• "One" refers to one specific thing from many.
• "Most" denotes the majority.
• "A lot of" indicate a large amount.
• "Only" emphasizes exclusivity.
• Nouns that are uncountable do not use an article.

Tenses (Questions 101-200)

• Third-person singular verbs in the present simple tense take "-es".
• The present form of "am" turns to "was" when the verb tense is past.
• Past continuous tense is formed by "was/were + verb-ing".
• Third-person singular in present simple uses "doesn't".
• Future simple uses "will + base verb".
• Present perfect tense uses "has/have + past participle".
• Past perfect tense uses "had + past participle".
• Present continuous tense uses "am/is/are + verb–ing".
• Past continuous tense requires the “–ing” form.
• Future continuous tense uses "will be + verb–ing”.
• Past tense shifts from continuous to simple past.
• Present perfect continuous: “has/have been + verb–ing.”
• Future perfect: “will have + past participle.
• Past perfect continuous: “had been + verb–ing.”
• Simple past form of “sings” is “sang.”
• Negative with third-person singular in present simple uses “does not.”
• Future simple uses “will + base verb.”
• The correct past form of “go” is “went.”
• Present continuous: “is sleeping.”
• “See” in past simple is “saw."
• Present perfect: “have finished.”
• Future simple negative uses “will not.”
• Past continuous: “was reading.”
• Future continuous: “will be watching.”
• Plural subjects require “were.”
• Past simple of the word "study" becomes "studied".
• Present perfect: “has written.”
• Future perfect continuous: “will have been + verb-ing."
• “Am feeling” becomes “felt” in the past.
• Negative form of present continuous is built using "are not playing".
• Future simple is used for predictions
• Corrected: She has been to London.
• Explanation: Third-person singular requires “has.”
• Present perfect continuous: “have been waiting.”
• Future perfect: “will have finished."
• Past perfect of “see” is “had seen.”
• Third-person singular in present simple takes “-s” or “-es.”
• Present continuous uses “are studying."
• Past simple negative uses “did not" + base form.

Modals (Questions 201-300)

• “Should” is used for advice.
• “Might” expresses possibility.
• “Must” indicates necessity/obligation.
• “Can” expresses ability.
• “May” is used for asking permission.
• “Must not” indicates prohibition.
• The phrase "used to" expresses past habits.
• "Ought to" is used to express an action which is sensible, but not always carried out.
• Express ability with "can".
• Express obligation with "Must".
• Use "" to express a lack of ability.

Subject-Verb Concord (Questions 301-400)

• “List” is a singular noun. Plural nouns never agree with singular verbs
• “Neither” is singular.
• “Every one” is always singular.
• “A number of” takes a plural verb.
• “Group” is treated as singular.
• “Cake” is uncountable
• With “neither...nor,” the verb agrees with the nearer subject (“students” is plural).
• “Each” is singular.
• “Pair” is treated as singular
• Singular verbs must refer to a singular noun.
• “Information” is uncountable and takes a singular verb.
• Compound subjects with “and” are plural.

Reported Speech (Commands, Requests, Statements, Questions) (Questions 401–500)

• Commands in reported speech use “was/were told to” + base verb.
• Polite commands often use “asked to.”
• Use "told to" to report commands.
• Use “warned not to” for negative commands
• “Ordered to” is used for firm commands.
• “Requested to” is used when the command is polite.
• Use “Advised to” for health-related commands.
• “Instructed to" is used for clear directives.
• Time expressions change (tomorrow → next day).
• “"Asked to” is used for requests/commands for help.
• Negative imperative reported with “told to.
• “Encouraged to” is used for motivational commands.
• Straightforward reported command
• Requests are reported with “asked for help."
• Yes/no question in request form becomes “asked if.”
• “"Requested to” is used for polite requests