A．Insects are around long before people were.B．There are far more insects than there a

What is the main idea of the passage？A．All senses have their limitations.B．Insects are mor

A．Human beings are more intelligent than insects.B．The lifestyles between human beings

【C14】A．before longB．after longC．long beforeD．long after

【C5】A．no longerB．for longC．before longD．long before

You will get the message ______.A、not long afterB、not longC、before longD、long before

【C5】A．SinceB．After a whileC．AgainD．Before long