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an honest girl, a dishonest boy,an impolite young man, and so on......
Activity 2
Step 1: Look at the pictures on the PPT and ask:
What can you see in Sunshine Zoo?
It is a panda. The panda is eating bamboo.
It is a monkey . The monkey is eating an apple.
It is an elephant . The elephant is walking .
Step 2:Discuss the difference between “a” and “an”
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。
Step 3:不定冠词 ( a / an )的用法
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…
Step 4: 小试身手：用a或an填空
___ lion ___bird ___orange ___“L”
___giraffe ___ old man ___ “u”
___ umbrella ___ interesting book
___ hour ____ honest boy
Activity 3
How to use “the”
Step 1: Watch the sentences on the PPT and discuss the usage of “the” in groups.
Step 2:结论： 当我们首次提到某人或某物时，在前面用不定冠词a/an。
当我们再次提到某人或某物时，我们在前面加定冠词“the”。
Step 3:Exercises:
（一）小试身手：用a/an 或the 完成下列句子.
（二）Finish Millie and Daniel’s conversation with “a/an” or “the. Activity 4
Step 1: Show some sentences with “the” and discuss its usage.
Step 2: Summary