Fill in the Blanks

'Concerned about' means 'to worry for someone/something'.

'Coincide with' means 'to be in accord' with something.  

'The state of affairs' is a singular noun phrase requiring a singular verb. 'Is' correctly agrees with this singular subject. 'Are' and 'were' are plural verbs, while 'has' is grammatically incorrect in this context as a main verb.

A carpenter and a goldsmith are two different persns . zhence, it will take plural verb

Since subject is singular i.e. "intrduction". Hence, it will take singular verb

Correct Answer: proof A noun form is needed here. Out of the given options, only 'proof' is the correct option.

The sentence requires a plural noun because 'Many' indicates multiple items. 'Inventions' is the correct plural noun form of 'invent.' 'Invention' is singular, 'Invented' is a past tense verb, and 'Inventing' is a present participle, none of which grammatically fit this context.

The sentence requires a noun that can serve as the object of 'bear.' 'Hatred' is the correct noun form of 'hate.' 'Hating' and 'Hated' are verb forms (present participle and past tense respectively), and 'Hate' can be either a verb or the noun form but 'Hatred' is the abstract noun form that fits best.

The noun form of 'fail' is 'failure', which means the act or instance of failing. In this context, it refers to the specific instance of not succeeding. 'Failed' is a past participle/adjective, 'failing' is a gerund/present participle, and 'fail' is a verb.

The noun form of 'practise' (verb) is 'practice', which means a habitual action or custom. In British English, 'practise' is the verb and 'practice' is the noun. The sentence refers to bribery becoming a common custom in politics. 'Practising' is a participle, 'practised' is a past tense/participle.

The noun form of 'astonish' is 'astonishment', which means great surprise or wonder. The preposition 'with' requires a noun to complete the phrase meaning the child looked at the fireworks while experiencing great surprise. 'Astonished' is an adjective describing a feeling, 'astonishing' is an adjective describing something causing surprise.

The noun form of 'angry' (adjective) is 'anger', which means a strong feeling of annoyance, displeasure, or hostility. The sentence describes transforming an emotion (anger) into happiness. 'Angry' is an adjective, 'angering' is a participle, and 'angerness' is not a valid word.

The noun form of 'conduct' (verb) referring to a person who leads an orchestra is 'conductor'. While 'conduct' can be a noun (meaning behavior), in this context it refers to the person's occupation. 'Conducting' is a gerund, 'conducted' is a past participle, and 'conduct' as a noun means behavior, not a person.

In this case, it is advice, which is a noun and the counselor is withholding this. The word "advise" is a verb which means to give advice".

The noun form of 'depart' is 'departure', which means the action of leaving. The sentence refers to the scheduled time when the train leaves. 'Departing' is a present participle, 'depart' is a verb, and 'departed' is a past tense/participle.