A whole clause or phrase requires a singular verb
Running around shouting abuse is not the best way to deal with the problem.
Some subjects that refer to groups of people can take either singular or plural verbs
The team has arrived.
The team have arrived.
Our family is a strange group of people.
Our family are a strange lot.
The jury has not yet reached a verdict.
The jury are coming out of the jury room now.
The crowd goes wild every time he touches the ball.
The crowd are becoming unmanageable.
Our class hasn't so many people in it this year.
Our class are going on a field trip next week.
The committee is meeting at Mary's house this week.
The committee are having trouble making a decision.
Sometimes the subject is referred to as a singular group but it requires a plural verb
A few of the members disagree with the proposal.
Only a handful of the protesters remain.
Some words with -s endings look like plurals but require singular verbs.
Physics is my weakest subject.
Mathematics is my strongest subject.
The news is not good.
Measles is a dangerous illness in older people.
So is mumps.
Titles of written works, films and other works of art require singular verbs, as do the names of companies and words that are referred to as words.
The Untouchables was a very violent movie.
The X-files is re-screening this evening.
Placemakers is having a sale.
Is dinosaurs spelt dinosaurs or dinasaurs?
With (there is and there are), the verb depends on what follows.
There are more things to heaven and earth....
There is a tavern in the town.
I'll be back with another one ;)
Very helpful. Thanks!