How to go there depends __________ the weather.[ ]

Doing lots of listening practice is one of ________ best ways of becoming ________ good language learner.

What can I do for you?— I’d like two ____.

They have built another new library for the students—About_____ of the books in their library are written in English．

What should parents do when their children have some problems?–I think it’s ____ for them to be there with their children.