1Sam, as well as his friends, ............... at the party.
Wrong!
With "as well as", the verb agrees with "Sam", so "was" is correct.
2Neither Susan nor Mira ............... capable of doing this.
Wrong!
With "neither... nor", the verb agrees with the nearer singular subject "Mira", so "is" is correct.
3One of my friends ............... gone to Africa.
Wrong!
The subject is the singular phrase "One of my friends", so "has" is correct.
4Neither of us ............... interested in this.
Wrong!
"Neither of us" is treated as singular in this sentence, so "is" is correct.
5Either you or he ............... mistaken.
Wrong!
With "either... or", the verb agrees with the nearer singular subject "he", so "is" is correct.
6He, along with his friends, ............... gone to the movies.
Wrong!
With "along with", the verb agrees with the main subject "He", so "has" is correct.
7Neither cheese nor butter ............... with me.
Wrong!
With "neither... nor", the verb agrees with the nearer singular subject "butter", so "agrees" is correct.
8The doctor, as well as the nurses, ............... on strike.
Wrong!
With "as well as", the verb agrees with "The doctor", so "is" is correct.
9Neither John nor his brothers ............... there.
Wrong!
With "neither... nor", the verb agrees with the nearer plural subject "his brothers", so "were" is correct.
10John or his brother ............... to do the shopping this week.
Wrong!
With two singular subjects joined by "or", the verb is singular, so "has" is correct.
11The committee ............... 12 members.
Wrong!
The collective noun "committee" is treated as singular here, so "has" is correct.
12Both of his children ............... married.
Wrong!
The phrase "Both of his children" is plural, so "are" is correct.
Done.
Score: 0/12
Answers
- Sam, as well as his friends, was at the party.
- Neither Susan nor Mira is capable of doing this.
- One of my friends has gone to Africa.
- Neither of us is interested in this.
- Either you or he is mistaken.
- He, along with his friends, has gone to the movies.
- Neither cheese nor butter agrees with me.
- The doctor, as well as the nurses, is on strike.
- Neither John nor his brothers were there.
- John or his brother has to do the shopping this week.
- The committee has 12 members.
- Both of his children are married.

