shelf life

Look, the little boy（) a big dictionary from the shelf.

听力原文：（A)The woman is opening her purse.（B)The woman is stacking goods on the shelf.（C)

When you have finished with that book, dont forget to put it back on the shelf, ______？A．d

She always puts her medication on the top of the shelf lest the children______it by mistak

I put the medicine bottle on the high shelf in order to _____ children _____ reachin

I put the medicine bottle on the high shelf in order to _____ children _____ reachin