3 9691 Put the verbs in the correct
tense. Identify the type of conditional.
Which sentences need a comma?
1 When everyone in the village
(have) clean drinking water we will start
thinking about building a new school.
2 If we
(not/find) a
way to protect endangered species they will
disappear
3 If I were you
1
(volunteer) for a charity this summer.
4 She
(not/realise) poverty was a serious problem
in the city if she hadn't visited the slums.
5 If the event had been advertised on social
media we
(raise)
a lot more money.
6 There
(be) fewer
homeless people on the streets if we build
more shelters.
7 The children
(not/learn) to read and write if they don't
go to school.
8 Unless we protect black rhinos they
(become) extinct.
1) has clean
2) can not find
3) would volunteer
4) could not have realized
5) would have raised
6) would be
7) would not learn
8) would become