Question 23: Mark the letter A, B, C or D to indicate the correct answer to each of the following questions. Question 17. Glass containers can be used __________ storing food or other items.
Knowledge of prepositional phrases
We have : to be used for st/doing st: used for what
=> Glass containers can be used to store food or other things.
Other structures to note:
To be/get used +Ving: get used to something