Grammatical Name and Function of "What they were planning is very good."

Grammatical Name and Function of "The news that Ngozi has recovered is true."

Grammatical Name and Function of "He stopped shouting only when he got into the bus that brought his group."

Grammatical Name and Function of "Mr Ugoeze, the physics teacher, is a good man."

Grammatical Name and Function of " The students had done their work before the teacher arrived."

I'm not exactly sure what this is asking but I'll try the first one for you. Then you do the rest and I'll check your work.

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What they were planning* = noun clause, subject of the sentence
is = main verb
very = adverb
good = predicate adjective

*In the noun clause --
What = direct object
they = subject
were planning = verb

These websites should help you
https://www.englishclub.com/grammar/?from=ec-navbar
http://www.eslcafe.com/grammar.html
http://www.chompchomp.com/terms.htm

1. In the sentence "What they were planning is very good," the grammatical name of "what they were planning" is a noun phrase. The function of this noun phrase is the subject of the sentence.

2. In the sentence "The news that Ngozi has recovered is true," the grammatical name of "that Ngozi has recovered" is a noun clause. The function of this noun clause is the subject complement, specifically an appositive, modifying "the news."

3. In the sentence "He stopped shouting only when he got into the bus that brought his group," the grammatical name of "that brought his group" is a relative clause. The function of this relative clause is to modify the noun "bus."

4. In the sentence "Mr. Ugoeze, the physics teacher, is a good man," the grammatical name of "the physics teacher" is a noun phrase. The function of this noun phrase is an appositive, providing additional information about Mr. Ugoeze.

5. In the sentence "The students had done their work before the teacher arrived," the grammatical name of "before the teacher arrived" is a subordinate clause. The function of this subordinate clause is to indicate the time relationship between two actions, in this case, the completion of the students' work and the teacher's arrival.

1. In the sentence "What they were planning is very good," the phrase "what they were planning" functions as the subject complement. Its grammatical name is a noun clause.

2. In the sentence "The news that Ngozi has recovered is true," the phrase "that Ngozi has recovered" functions as the noun clause. Its grammatical name is a relative clause.

3. In the sentence "He stopped shouting only when he got into the bus that brought his group," the phrase "that brought his group" functions as the adjective clause. Its grammatical name is a relative clause.

4. In the sentence "Mr Ugoeze, the physics teacher, is a good man," the phrase "the physics teacher" functions as the appositive. Its grammatical name is an appositive phrase.

5. In the sentence "The students had done their work before the teacher arrived," the phrase "before the teacher arrived" functions as the subordinate clause. Its grammatical name is an adverbial clause of time.