We use adjectives ending in -ing to describe the reason a per ertain feeling. 1. The robot's ability is amazing. 2. Winning the lottery is exciting. 3. Jazz is a very interesting style of music. We can also use -ing adjectives to describe a person's chara 1. The CEO is an interesting man. 2. My history teacher is boring. Exercise 22 Now it's your turn to practice. ite some sentences based on the following prompts. 1. An interesting place in your town: "The Museum of Mode interesting because..." 2. An amazing person you know 3. An exciting trip you'd like to take 4. The last time you were bored 5. Something you are very interested in
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Aparna S.
Exercises $1-3$ refer to the grammar with start symbol sentence, set of terminals $T=\{\text {the}, \text { sleepy, happy, tortoise, hare, }$ passes, runs, quickly, slowly $\}$ , set of nonterminals $N=\{\text { noun }$ phrase, transitive verb phrase, intransitive verb phrase, $\mathrm{~ a r t i c l e , ~ a d j e c t i v e , ~ n o u n , ~ v e r b , ~ a d v e r b \} , ~ a n d ~ p r o d u c t i o n s : ~}$ $$ \begin{array}{l}{\text { sentence } \rightarrow \text { noun phrase transitive verb phrase }} \\ {\text { noun phrase }} \\ {\text { sentence } \rightarrow \text { noun phrase intransitive verb phrase }} \\ {\text { noun phrase } \rightarrow \text { article adjective noun }} \\ {\text { noun phrase } \rightarrow \text { article noun }}\end{array} $$ $$ \begin{array}{l}{\text { transitive verb phrase } \rightarrow \text { transitive verb }} \\ {\text { intransitive verb phrase } \rightarrow \text { intransitive verb adverb }} \\ {\text { intransitive verb phrase } \rightarrow \text { intransitive verb }} \\ {\text { article } \rightarrow \text { the }}\end{array} $$ $$ \begin{array}{l}{\text { adjective } \rightarrow \text { sleepy }} \\ {\text { adjective } \rightarrow \text { happy }} \\ {\text { noun } \rightarrow \text { tortoise }} \\ {\text { noun } \rightarrow \text { hare }} \\ {\text { transitive verb } \rightarrow \text { passes }} \\ {\text { intransitive verb } \rightarrow \text { runs }} \\ {\text { adverb } \rightarrow \text { quickly }} \\ {\text { adverb } \rightarrow \text { slowly }}\end{array} $$ Use the set of productions to show that each of these sentences is a valid sentence. a) the happy hare runs b) the sleepy tortoise runs quickly c) the tortoise passes the hare d) the sleepy hare passes the happy tortoise
Modeling Computation
Languages and Grammars
Rearrange each set of jumbled words into two meaningful sentences with proper punctuation and capitalisation. The kind of sentences to be formed is written in the brackets. One has been done for you. 1. Do you exercise regularly? I am tired of your excuses. (interrogative and declarative) 2. Who is this person who bought the T-shirt yesterday? (interrogative) 3. What a wonderful view! The stars are shining. (declarative and exclamatory) 4. We have won! Hurrah for the best players. (declarative and exclamatory) 5. Please pass me the salt when lunch is ready. (imperative and interrogative) 6. Who opened the door? Close the door. (interrogative and imperative) 7. Please tell me all about it. Let me see your book. (imperative and imperative) 8. Where have you parked your car? The road looks deserted. (interrogative and declarative) 9. Why are you so happy today? Put your wallet back in your pocket. (interrogative and imperative) 10. Wake me up often when the train reaches Delhi. Don't forget to smile more. (interrogative and imperative) 11. Call me when you are free. Do Eskimos still live in igloos? (imperative and interrogative) 12. Where can I buy a bar of chocolate? Wow, that's an exciting plan! (exclamatory and interrogative)
Sri K.
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