下列句子中，没有错别字的一项是

they grow, they make sure ______ is left in the ground after harvesting becomes a natural fertilizer for the next year’s crop.

.By using ear sonecan tell the direction____a sound comes.

The town______ we visited last month is the one ______ the famous artist was born.

下列各句没有语病、语意明确的一句是