Read these sentences and fill in the gaps with 'could', 'can', 'couldn't', 'can't'.

1. Mary tried hard to persuade her friend but she (?)
change her mind.

2. Before the nuclear disaster in the 1980's, people (?)
grow everything in their gardens.

3. She (?)
find a place to sit. The bus was full of people.​

BoomerLass    1   15.04.2020 04:26    25