Grammar, 5.1, page 135
Exercise 1
a document, gadget, habit, website
b health, homework, information, money, music, software
Exercise 2
1 every
2 either
3 few
4 a little
5 many
6 all
7 every
8 Every; each
Exercise 3
2 I'm going to invite all my friends / all of them to my party.
3 I haven't got any wearable gadgets.
4 I like both tablets and laptops. / I like both of them.
5 I've got a little money left.
6 None (of them / of the students) got full marks in the exam.
7 Yes, I won every match / every one of my matches / every one of them.
8 No, I don't like either Adele or Emeli Sande / either of them.
Grammar, 5.2, page 136
Exercise 1
1 a
2 c
3 a
4 c
5 c
6 c
7 a
8 b
9 c
Exercise 2
2 should have / ought to have
3 may / might / could have
4 can't have
5 must have
6 shouldn't have / ought not to have
7 must have
8 might / may / could have
Grammar, 5.3, page 136
Exercise 1
1 Although / Even though
2 despite / in spite of
3 although / even though
4 despite / in spite of
5 although / even though
6 although / even though