One of the main reasons is that making furniture ______ vast quantities of trees.

Binbingetsup____about8:30_____Saturdays.

—What’shelike?

—_______.

Previewingisatechniqueofallowingyoureyestotravelrapidly______apage,stoppinghereandtheretoregisterthemainidea.

教学设计的好，教学就一定能成功。