Subject Verb Agreement: In subject verb agreement, the verb always agrees with its subject in number (singular and plural) and in person. Thus, if a subject is singular, its verb must also be singular; if a subject is plural, its verb must also be plural.

Singular Subject Singular Verb:  If the subject is singular, the verb must be singular. There are some special cases:

A) When two nouns suggest the same idea or refer to the same person or thing, we use singular verb.

• The owner and manager of the store are very friendly. (Incorrect)
• The owner and manager of the store is very friendly.  (Correct)

In the question : -

1. Every man and every woman ____________ the right to express oneself.

In this sentence , the singular subject is preceded by each and every, the verb is generally singular . So we use has as singular verb .

2. Each boy and girl _____________ to attend the function.

In this sentence ,  the singular subject is preceded by each and every, the verb is generally singular . So we use has as singular verb .

3. The crisis happened last week ____________________ solved.

In this sentence , some nouns are plural (ending with -s) such as news, thesis, hypothesis, crisis, analysis, politics, physics, mathematics, economics, ethics, athletics, etc but singular in meaning so singular verb was is used .

Thus , the Correct Option is A , which is 1. Has 2.Has 3. Was .

Subject Verb Agreement: In subject verb agreement, the verb always agrees with its subject in number (singular and plural) and in person. Thus, if a subject is singular, its verb must also be singular; if a subject is plural, its verb must also be plural.

Singular Subject Singular Verb:  If the subject is singular, the verb must be singular. There are some special cases:

A) When two nouns suggest the same idea or refer to the same person or thing, we use singular verb.

• The owner and manager of the store are very friendly. (Incorrect)
• The owner and manager of the store is very friendly.  (Correct)

In the question : -

1. Physics are army favorite subject .

The correct form of the above sentence is :

Physics is my favorite subject .

In this sentence , the noun physics is plural in form , bur singular in meaning . such nouns take a singular verb is .

2. The news were crazy .

The correct form of the above sentence is :

The news was crazy .

In this sentence , the noun physics is plural in form , bur singular in meaning . such nouns take a singular verb was . It shows past tense .

Thus , the Correct Option is D , which is 1. Physics is my favorite subject . 2. The news was crazy .

Subject Verb Agreement: In subject verb agreement, the verb always agrees with its subject in number (singular and plural) and in person. Thus, if a subject is singular, its verb must also be singular; if a subject is plural, its verb must also be plural.

Singular Subject Singular Verb:  If the subject is singular, the verb must be singular. There are some special cases:

A) When two nouns suggest the same idea or refer to the same person or thing, we use singular verb.

• The owner and manager of the store are very friendly. (Incorrect)
• The owner and manager of the store is very friendly.  (Correct)

In the question : -

1. One of the boys in the class were praised by the principal .

The correct form of the above sentence is :

One of the boys in the class was praised by the principal .

In this sentence , the subject has the phrase one of the , followed by a plural noun , the verb is singular . The real subject is one .So we use used was as singular verb .

2.  The furniture were expensive .

The correct form of the above sentence is :

The furniture is expensive .

In this sentence , furniture is an uncountable noun and they are treated as singular and therefore take singular verb is .

Thus , the Correct Option is B , which is 1. One of the boys in the class was praised by the principal . 2.  The furniture is expensive .