1.
The number of endangered species in this region have increased alarmingly in recent years.
have increased
has increased
had increased
having increased
2.
The collection of books are on the shelf.
is
has
were
are being
3.
Each of the children knows their responsibilities.
his or her
their own
its
his or her own
4.
The teacher explained the homework to the students, who were confused.
was
are
is
were being
5.
The team of researchers have published their findings.
has
were
are
have been
6.
Neither the manager nor the employees was aware of the changes in the policy.
were
are
is
have been
7.
Neither of the candidates have addressed the pressing environmental issues.
have addressed
has addressed
had addressed
having addressed
8.
Neither of the answers were correct.
was
were
is
are
9.
Each of the athletes have trained hard for the competition.
has
are
is
were
10.
The faculty were invited to the conference.
was
is
have been
are
Questions Answered: 0/10