Full infinitive - Bare infinitive

1). - The phone is small enough _______ in your pocket.

• put

• to put

• putting

• to putting

2). - I should ______ my English homework.

• do

• to do

• doing

• did

3). - I don't know what ______

• doing

• did

• to do

• do

4). - I let the dog ______ my food.

• finishing

• finish

• to finish

• finished

5). - Caroline bought some ingredients _______ a cake.

• bake

• baking

• baked

• to bake

6). - I decided ______ what Linda said.

• forgetting

• forgot

• to forget

• forget

7). - We must ______ out what to do next.

• find

• found

• finding

• to find