15
Teacher’s book
r) shabby/shabbier/shabbiest
s) gentle/more gentle/most gentle
t) smart/smarter/smartest
2.2.
a) oldest b) more expensive c) longer d) most common e) better f) taller g) hotter h) more
painful i) more urgent j) best k) most dangerous l) most difficult
Unit 6.
2.1.
a) can’t b) shouldn’t c) can, could d) would e) can, may f) should g) can h) can’t i) can’t,
shouldn’t, mustn’t j) should, must k) shouldn’t
2.2.
Free answers
Unit 7.
2.1.
a) was mopping, slipped, broke b) was speaking, saw c) burned (burnt), was frying d) broke
out, were playing e) were cycling, fell f) was cooking, flooded g) was repairing, walked h)
heard, were watching i) had to, was spreading
Unit 8.
2.1.
a) wear, avoid b) respect c) plug d) store e) leave, unplug f) panic, call g) inform h) check i)
use j) smoke k) deal with
Unit 9.
2.1.
a) will check b) drove, wouldn’t crash c) won’t/use d) wear/are wearing, won’t hurt e) will/do
f) will avoid g) will hear, take h) crash, will need i) did up, wouldn’t be j) drink, will/become
k) don’t get up, take, will develop l) will/have to m) will see, wears off n) will go
Unit 10.
2.1.
a) arrived, had had b) started, had been c) had been, was, had seen d) worked, was, hadn’t
worked e) came in, didn´t find, had taken f) was, hadn’t had g) arrived, had destroyed, couldn’t
h) was, had fallen i) found, had been hit j) threw up, had gone k) arrived, had finished