_________ character teaching,storytelling is one of the best ways to get your points across,especially to young kids.
If you______the right map , we wouldn’t have got lost.
—Which umbrella can I take? —You can take______of them; I will use none.
Living in the desert involves a lot of problems,______water shortage is the worst.
Only when you have obtained enough data______ come to a sound conclusion.
Lessons______easily are soon forgotten.