英文表示种类句式是怎么样的我记得好象有三种：the+名词单数还是复数.

1.a wide range of
我们向好多国家出口食品,种类很多.
We're exporting a wide range of foodstuffs to many countries.
2.many kinds of
家禽的种类很多.
There are many kinds of fowl .
3.many classes of
用来治疗高血压的药物种类很多,副作用也不尽相同.
Many classes of drugs are used to treat hypertension,with varying side effects.
4.a variety of
这个公园的植被种类很多,既有浓密的灌木丛,又有开阔的长有树木的草原.
The park has a variety of vegetation zones,ranging from dense thickets to open wooded grasslands.
5.a sort of
Bamboo is a sort of hollow plant.
竹子是一种中空的植物.
6.type of
What type of music is your favorite?
哪一种音乐是你最喜欢的?