Question

1-Complete the sentences with Can , Can´t could or couldn´t :
a) Susie........walk because she is injured
b)Louis.......catch his plane to paris 2 days ago.
c)Last year bob ...... swim without floats
d)Together they ......sing beautifully
e)Sue ......sleep because she was very sick
f)Mary.......carry these bags because they are heavy
g)Monkeys.......climb and hang on trees
h)They......play chess very well..
i)When Peter was a child he......use the computer

Answer 1

A) can't 
B) couldn't
C) couldn't
D) can
E) couldn't
F) can't
G) can
H) can
I) couldn't