We often think insects to be harmless. This is partly true. Many an insect are harmful. Fl

We often think insects to be harmless. This is partly true. Many an insect are harmful. Flies carry diseases. Others insects carry diseases, too. Farmers are at war with insects most the time. Hunger insects kill crops in the fields Farmers spray the field as to get rid of these insects. Does this means that all insects are harmful? No. Many are of great helpful to man. Bees make honey. With bees and other insects, many trees would have not fruit. Silkworms make silk. Some insects eat other insects that kill fruit trees.
We often think insects to be harmless. This is partly true. Many an insect are harmful. Flies
harmful is
carry diseases. Others insects carry diseases, too. Farmers are at war with insects most ∧ the
Other of
time. Hunger insects kill crops in the fields Farmers spray the field as to get rid of these insects.
Hungry
Does this means that all insects are harmful? No. Many are of great helpful to man. Bees make
mean help
honey. With bees and other insects, many trees would have not fruit. Silkworms make silk. Some
Without no
insects eat other insects that kill fruit trees.

(答案→)We often think insects to be harmless. This is partly true. Many an insect are harmful. Flies harmful iscarry diseases. Others insects carry diseases, too. Farmers are at war with insects most ∧ the Other oftime. Hunger insects kill crops in the fields Farmers spray the field as to get rid of these insects. Hungry Does this means that all insects are harmful? No. Many are of great helpful to man. Bees make mean helphoney. With bees and other insects, many trees would have not fruit. Silkworms make silk. Some Without noinsects eat other insects that kill fruit trees. 解析：可联系答.案.网客服索取。

我明天再问问老师，叫他解释下这个问题