Using straw mulch, especially in your garden, helps retain moisture and prevents soil compaction. Straw consists of the hollow stalks left over from wheat, barley, and rye harvests. Don’t confuse straw with hay, though, as hay contains dried-out weeds and their seeds, while straw contains ...
Because we are students, we must obey many different kinds of rules in our classroom. We should first understand(明白,理解)these rules and then we can really obey them. For example(例如), students can’t bring food into the classroom, because our classroom is a place for studying, not ea...