subject + be/linking verb + so + adjective + that + clauseUse so before an adjective. The that-clause gives the result.
Use so ... that and such ... that to show that something was very strong and caused a result.
subject + be/linking verb + so + adjective + that + clauseUse so before an adjective. The that-clause gives the result.
subject + be + such + a/an + adjective + singular noun + that + clauseUse such a/an with a singular countable noun phrase.
subject + be + such + adjective + plural/uncountable noun + that + clauseDo not use a/an before plural or uncountable nouns after such.
The coffee was so hot that Maria couldn't drink it.
Use so before an adjective.
Use a result clause when an adjective is strong and leads to a visible result. The coffee was so hot that Maria couldn't drink it.
Use such ... that when the cause is expressed as a noun phrase. It was such a noisy party that Tom left early.
Result clauses show what happened because something was strong. Purpose clauses show why someone did something.
Both show strong degree, but the pattern after them decides the choice: so + adjective/adverb, such + noun phrase.
With a singular countable noun, a or an is required: such a big problem, such an exciting game.
SO_PLUS_ADJECTIVE_THATw5Use this pattern when a quality is strong and it causes a result. Put the adjective after so and the result after that.
SUCH_A_AN_PLUS_ADJECTIVE_NOUN_THATw5Use this pattern with a singular countable noun. Choose a or an before the adjective + noun group, then add the result with that.
SUCH_PLUS_ADJECTIVE_PLURAL_OR_UNCOUNTABLE_NOUN_THATw4Use such with plural nouns and uncountable nouns. Do not add a or an before the noun phrase.
CHOOSE_SO_OR_SUCHw5Use so before an adjective or adverb. Use such before a noun phrase.
USE_RESULT_PATTERNS_FOR_STRONG_EFFECTw3Use these patterns when one situation becomes intense and leads to a clear result. The first part shows degree; the that-clause shows what happened next.
PICK_RESULT_MARKERSw3Look for so, such, and that as signals that one part gives the cause and the next part gives the result.