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What can you see in Sunshine Zoo?
It is ________ .
The panda is eating bamboo.
a panda
It is ________ .
The monkey is eating an apple.
a monkey
It is __________ .
__________ is walking .
an elephant
The elephant
The difference between a and an
a panda
a monkey
an apple
an elephant
结论：a用于辅音音素开头的词前，
an用于元音音素开头的词前。
不定冠词 ( a / an )
1、用于可数名词的单数形式前，表示“一”
的含义。
This is an interesting book.
There is a garden behind Jim’s house.
2、用于固定词组中。
half an hour, a lot of, just a minute,
a pair/packet/carton/loaf/… of…
小试身手：用a或an填空
___ lion ___bird ___orange ___“L”
___giraffe ___ old man ___ “u”
___ umbrella ___ interesting book